diff --git a/moli-renderer-v8/src/context_bootstrap/history_mutation.rs b/moli-renderer-v8/src/context_bootstrap/history_mutation.rs
index 5c062e9868..289a165180 100644
--- a/moli-renderer-v8/src/context_bootstrap/history_mutation.rs
+++ b/moli-renderer-v8/src/context_bootstrap/history_mutation.rs
@@ -1,3 +1,4 @@
+use super::history_runtime::require_fully_active_history_owner;
 use super::location_runtime::{location_href_slot, sync_location_object};
 use super::navigation_activation::bind_navigation_entry_runtime_owner;
 use super::navigation_callbacks::cancel_active_intercepted_same_document_navigation;
@@ -23,8 +24,7 @@ use super::navigation_result::{
 };
 use super::navigation_serialize::sync_child_navigation_entry_seed_from_owner;
 use super::navigation_window::{
-    runtime_window_is_global, runtime_window_owner, window_location_for_holder,
-    window_navigation_for_holder,
+    runtime_window_is_global, window_location_for_holder, window_navigation_for_holder,
 };
 use super::*;
 use crate::webidl;
@@ -104,11 +104,13 @@ fn mutate_history_object<'s>(
         return;
     };
     let _ = &parsed.unused;
+    let Some(owner) = require_fully_active_history_owner(scope, history) else {
+        return;
+    };
     let Some(state) = structured_clone_value_for_storage(scope, parsed.state) else {
         return;
     };
     let state_json = stringify_history_state(scope, state);
-    let owner = runtime_window_owner(scope, history);
     let Some(location) = window_location_for_holder(scope, owner) else {
         return;
     };
diff --git a/moli-renderer-v8/src/context_bootstrap/history_runtime.rs b/moli-renderer-v8/src/context_bootstrap/history_runtime.rs
index 233f52a088..24957e3626 100644
--- a/moli-renderer-v8/src/context_bootstrap/history_runtime.rs
+++ b/moli-renderer-v8/src/context_bootstrap/history_runtime.rs
@@ -1,8 +1,10 @@
+mod admission;
 mod apply;
 mod length;
 mod results;
 mod traversal;
 
+pub(super) use self::admission::require_fully_active_history_owner;
 pub(super) use self::apply::apply_history_entry;
 pub(crate) use self::length::{
     increment_top_level_history_length_for_runtime_owner,
diff --git a/moli-renderer-v8/src/context_bootstrap/history_runtime/admission.rs b/moli-renderer-v8/src/context_bootstrap/history_runtime/admission.rs
new file mode 100644
index 0000000000..e2c80fa977
--- /dev/null
+++ b/moli-renderer-v8/src/context_bootstrap/history_runtime/admission.rs
@@ -0,0 +1,27 @@
+use super::super::navigation_window::{navigation_document_is_active, runtime_window_owner};
+use super::super::{context_host_ptr_from_global_bridge, throw_dom_exception_value};
+
+/// History API algorithms call this after WebIDL argument conversion.
+pub(in crate::context_bootstrap) fn require_fully_active_history_owner<'s>(
+    scope: &mut v8::PinScope<'s, '_>,
+    history: v8::Local<'s, v8::Object>,
+) -> Option<v8::Local<'s, v8::Object>> {
+    let owner = runtime_window_owner(scope, history);
+    let is_fully_active = if let Some(popup_id) =
+        crate::native_bridge::lightweight_popup_id_from_window(scope, owner)
+    {
+        context_host_ptr_from_global_bridge(scope)
+            .is_some_and(|host_ptr| unsafe { &*host_ptr }.lightweight_popup_is_open(popup_id))
+    } else {
+        navigation_document_is_active(scope, owner)
+    };
+    if is_fully_active {
+        return Some(owner);
+    }
+    throw_dom_exception_value(
+        scope,
+        "The associated Document is not fully active.",
+        "SecurityError",
+    );
+    None
+}
diff --git a/moli-renderer-v8/src/context_bootstrap/navigation_surface/accessors.rs b/moli-renderer-v8/src/context_bootstrap/navigation_surface/accessors.rs
index 25ea957905..13e558844f 100644
--- a/moli-renderer-v8/src/context_bootstrap/navigation_surface/accessors.rs
+++ b/moli-renderer-v8/src/context_bootstrap/navigation_surface/accessors.rs
@@ -1,3 +1,4 @@
+use super::super::history_runtime::require_fully_active_history_owner;
 use super::super::navigation_activation::{
     navigation_activation_value, navigation_current_entry_value, navigation_transition_value,
 };
@@ -151,6 +152,9 @@ fn history_length_getter_function<'s>(
     args: v8::FunctionCallbackArguments<'s>,
     mut rv: v8::ReturnValue<'_, v8::Value>,
 ) {
+    if require_fully_active_history_owner(scope, args.this()).is_none() {
+        return;
+    }
     let value = history_length_value(scope, args.this())
         .unwrap_or_else(|| v8::Number::new(scope, 0.0).into());
     rv.set(value);
@@ -161,6 +165,9 @@ fn history_state_getter_function<'s>(
     args: v8::FunctionCallbackArguments<'s>,
     mut rv: v8::ReturnValue<'_, v8::Value>,
 ) {
+    if require_fully_active_history_owner(scope, args.this()).is_none() {
+        return;
+    }
     let value = history_state_value(scope, args.this());
     rv.set(value);
 }
@@ -212,6 +219,9 @@ fn history_scroll_restoration_getter_function<'s>(
     args: v8::FunctionCallbackArguments<'s>,
     mut rv: v8::ReturnValue<'_, v8::Value>,
 ) {
+    if require_fully_active_history_owner(scope, args.this()).is_none() {
+        return;
+    }
     let value = history_scroll_restoration_value(scope, args.this())
         .unwrap_or_else(|| v8str(scope, "auto").into());
     rv.set(value);
@@ -232,6 +242,9 @@ fn history_scroll_restoration_setter_function<'s>(
     let Some(next_value) = ScrollRestoration::parse(&next_value) else {
         return;
     };
+    if require_fully_active_history_owner(scope, args.this()).is_none() {
+        return;
+    }
     set_history_scroll_restoration(scope, args.this(), next_value.label());
 }
 
diff --git a/moli-renderer-v8/src/context_bootstrap/navigation_traversal.rs b/moli-renderer-v8/src/context_bootstrap/navigation_traversal.rs
index 49e433396b..c542a4b766 100644
--- a/moli-renderer-v8/src/context_bootstrap/navigation_traversal.rs
+++ b/moli-renderer-v8/src/context_bootstrap/navigation_traversal.rs
@@ -1,5 +1,6 @@
 use super::history_runtime::{
     cancel_pending_precommit_history_traversal, pending_history_traversal_target_index,
+    require_fully_active_history_owner,
 };
 use super::location_navigation::{
     LocationNavigationKind, navigate_location_object,
@@ -69,14 +70,43 @@ pub(super) fn history_go_callback<'s>(
         );
         return;
     }
-    let delta = if args.length() == 0 {
+    let action = if args.length() == 0 {
         Some(HistoryGoAction::Reload)
     } else {
         coerce_history_go_delta(scope, args.get(0))
     };
-    match delta {
-        Some(HistoryGoAction::Reload) => {
-            let owner = runtime_window_owner(scope, args.this());
+    let Some(action) = action else {
+        return;
+    };
+    history_go_with_action(scope, args.this(), action);
+}
+
+pub(super) fn history_back_callback<'s>(
+    scope: &mut v8::PinScope<'s, '_>,
+    args: v8::FunctionCallbackArguments<'s>,
+    _rv: v8::ReturnValue<'_, v8::Value>,
+) {
+    history_go_with_action(scope, args.this(), HistoryGoAction::Traverse(-1));
+}
+
+pub(super) fn history_forward_callback<'s>(
+    scope: &mut v8::PinScope<'s, '_>,
+    args: v8::FunctionCallbackArguments<'s>,
+    _rv: v8::ReturnValue<'_, v8::Value>,
+) {
+    history_go_with_action(scope, args.this(), HistoryGoAction::Traverse(1));
+}
+
+fn history_go_with_action<'s>(
+    scope: &mut v8::PinScope<'s, '_>,
+    history: v8::Local<'s, v8::Object>,
+    action: HistoryGoAction,
+) {
+    let Some(owner) = require_fully_active_history_owner(scope, history) else {
+        return;
+    };
+    match action {
+        HistoryGoAction::Reload => {
             let Some(location) = window_location_for_holder(scope, owner) else {
                 return;
             };
@@ -87,28 +117,11 @@ pub(super) fn history_go_callback<'s>(
                 None,
             );
         }
-        Some(HistoryGoAction::Traverse(delta)) => history_traverse(scope, args.this(), delta),
-        Some(HistoryGoAction::Noop) => {}
-        None => {}
+        HistoryGoAction::Traverse(delta) => history_traverse(scope, history, delta),
+        HistoryGoAction::Noop => {}
     }
 }
 
-pub(super) fn history_back_callback<'s>(
-    scope: &mut v8::PinScope<'s, '_>,
-    args: v8::FunctionCallbackArguments<'s>,
-    _rv: v8::ReturnValue<'_, v8::Value>,
-) {
-    history_traverse(scope, args.this(), -1);
-}
-
-pub(super) fn history_forward_callback<'s>(
-    scope: &mut v8::PinScope<'s, '_>,
-    args: v8::FunctionCallbackArguments<'s>,
-    _rv: v8::ReturnValue<'_, v8::Value>,
-) {
-    history_traverse(scope, args.this(), 1);
-}
-
 pub(super) fn navigation_back_callback<'s>(
     scope: &mut v8::PinScope<'s, '_>,
     args: v8::FunctionCallbackArguments<'s>,
diff --git a/moli-renderer-v8/src/script_vm/tests/browser_api/navigation.rs b/moli-renderer-v8/src/script_vm/tests/browser_api/navigation.rs
index 9a10908a22..997207b334 100644
--- a/moli-renderer-v8/src/script_vm/tests/browser_api/navigation.rs
+++ b/moli-renderer-v8/src/script_vm/tests/browser_api/navigation.rs
@@ -1449,6 +1449,155 @@ fn history_navigation_arguments_use_webidl_conversion() {
     );
 }
 
+#[test]
+fn history_operations_reject_a_removed_child_document() {
+    let mut vm = new_storage_test_vm("https://example.com/page.html");
+
+    let result = vm
+        .eval(
+            r#"
+            (() => {
+              const root = document.documentElement ||
+                document.appendChild(document.createElement("html"));
+              const body = document.body || root.appendChild(document.createElement("body"));
+              const frame = document.createElement("iframe");
+              body.appendChild(frame);
+              const childHistory = frame.contentWindow.history;
+              const ChildDOMException = frame.contentWindow.DOMException;
+              frame.remove();
+
+              const probe = callback => {
+                try {
+                  callback();
+                  return "no throw";
+                } catch (error) {
+                  return `${error.name}:${error instanceof ChildDOMException}`;
+                }
+              };
+              return [
+                probe(() => childHistory.length),
+                probe(() => childHistory.scrollRestoration),
+                probe(() => childHistory.state),
+                probe(() => { childHistory.scrollRestoration = "manual"; }),
+                probe(() => childHistory.go()),
+                probe(() => childHistory.go(0)),
+                probe(() => childHistory.go(-1)),
+                probe(() => childHistory.go(1)),
+                probe(() => childHistory.go(Infinity)),
+                probe(() => childHistory.go(-Infinity)),
+                probe(() => childHistory.back()),
+                probe(() => childHistory.forward()),
+                probe(() => childHistory.pushState(1, "", "?x=1")),
+                probe(() => childHistory.replaceState(2, "", "?x=2"))
+              ].join("|");
+            })()
+            "#,
+        )
+        .expect("removed child History operations should be rejected");
+
+    assert_eq!(result, ["SecurityError:true"; 14].join("|"));
+}
+
+#[test]
+fn history_argument_errors_precede_inactive_document_errors() {
+    let mut vm = new_storage_test_vm("https://example.com/page.html");
+
+    let result = vm
+        .eval(
+            r#"
+            (() => {
+              const root = document.documentElement ||
+                document.appendChild(document.createElement("html"));
+              const body = document.body || root.appendChild(document.createElement("body"));
+              const frame = document.createElement("iframe");
+              body.appendChild(frame);
+              const childHistory = frame.contentWindow.history;
+              frame.remove();
+
+              const conversionError = new RangeError("conversion");
+              const rejected = {
+                [Symbol.toPrimitive]() { throw conversionError; }
+              };
+              const probe = callback => {
+                try {
+                  callback();
+                  return "no throw";
+                } catch (error) {
+                  return error === conversionError ? "conversion" : error.name;
+                }
+              };
+              return [
+                probe(() => childHistory.go(Symbol())),
+                probe(() => childHistory.go(1n)),
+                probe(() => childHistory.go(rejected)),
+                probe(() => { childHistory.scrollRestoration = Symbol(); }),
+                probe(() => { childHistory.scrollRestoration = rejected; }),
+                probe(() => { childHistory.scrollRestoration = "invalid"; }),
+                probe(() => childHistory.pushState()),
+                probe(() => childHistory.pushState(null, Symbol())),
+                probe(() => childHistory.replaceState(null, "", Symbol())),
+                probe(() => childHistory.pushState(null, rejected)),
+                probe(() => childHistory.replaceState(null, "", rejected)),
+                probe(() => childHistory.pushState(() => {}, "")),
+                probe(() => childHistory.replaceState(() => {}, ""))
+              ].join("|");
+            })()
+            "#,
+        )
+        .expect("inactive History should preserve conversion and serialization error ordering");
+
+    assert_eq!(
+        result,
+        "TypeError|TypeError|conversion|TypeError|conversion|no throw|TypeError|TypeError|TypeError|conversion|conversion|SecurityError|SecurityError"
+    );
+}
+
+#[test]
+fn history_activity_is_checked_after_argument_conversion() {
+    let mut vm = new_storage_test_vm("https://example.com/page.html");
+
+    let result = vm
+        .eval(
+            r#"
+            (() => {
+              const root = document.documentElement ||
+                document.appendChild(document.createElement("html"));
+              const body = document.body || root.appendChild(document.createElement("body"));
+              const operations = [
+                (history, convert) => history.go(convert(0)),
+                (history, convert) => history.go(convert(-1)),
+                (history, convert) => history.go(convert(Infinity)),
+                (history, convert) => { history.scrollRestoration = convert("manual"); },
+                (history, convert) => history.pushState(() => {}, convert("")),
+                (history, convert) => history.replaceState(() => {}, "", convert("?x=2"))
+              ];
+              return operations.map(operation => {
+                const frame = document.createElement("iframe");
+                body.appendChild(frame);
+                const childHistory = frame.contentWindow.history;
+                let conversions = 0;
+                const convert = value => ({
+                  [Symbol.toPrimitive]() {
+                    conversions++;
+                    frame.remove();
+                    return value;
+                  }
+                });
+                try {
+                  operation(childHistory, convert);
+                  return "no throw";
+                } catch (error) {
+                  return `${error.name}:${conversions}`;
+                }
+              }).join("|");
+            })()
+            "#,
+        )
+        .expect("History should reject a document removed during argument conversion");
+
+    assert_eq!(result, ["SecurityError:1"; 6].join("|"));
+}
+
 #[test]
 fn history_state_preserves_structured_clone_values_not_representable_as_json() {
     let mut vm = new_storage_test_vm("https://example.com/base");