diff --git a/Foxnouns.Backend/Program.cs b/Foxnouns.Backend/Program.cs
index f27ad50..b266248 100644
--- a/Foxnouns.Backend/Program.cs
+++ b/Foxnouns.Backend/Program.cs
@@ -68,6 +68,7 @@ builder
         {
             NamingStrategy = new SnakeCaseNamingStrategy(),
         };
+        options.SerializerSettings.DateParseHandling = DateParseHandling.None;
     })
     .ConfigureApiBehaviorOptions(options =>
     {
diff --git a/Foxnouns.Frontend/src/lib/components/GlobalNotice.svelte b/Foxnouns.Frontend/src/lib/components/GlobalNotice.svelte
new file mode 100644
index 0000000..3d1c718
--- /dev/null
+++ b/Foxnouns.Frontend/src/lib/components/GlobalNotice.svelte
@@ -0,0 +1,49 @@
+<script lang="ts">
+	import { fastRequest } from "$api";
+	import type { UserSettings } from "$api/models";
+	import { idTimestamp } from "$lib";
+	import { t } from "$lib/i18n";
+	import log from "$lib/log";
+	import { renderUnsafeMarkdown } from "$lib/markdown";
+	import { DateTime } from "luxon";
+
+	type Props = { id: string; message: string; settings?: UserSettings; token: string | null };
+	let { id, message, settings, token }: Props = $props();
+
+	let lastReadNotice = $state(settings?.last_read_notice || null);
+
+	// Render the notice if:
+	// - user is not logged in (no settings object)
+	// - last read notice is null (never marked any notice as read)
+	// - last read notice ID is smaller than the current one (has not marked the current notice as read)
+	let renderNotice = $derived(!lastReadNotice || lastReadNotice < id);
+	let canDismiss = $derived(!!token);
+	let renderedMessage = $derived(renderUnsafeMarkdown(message));
+
+	let dismiss = async () => {
+		if (!token) return;
+		try {
+			await fastRequest("PATCH", "/users/@me/settings", { token, body: { last_read_notice: id } });
+			lastReadNotice = id;
+		} catch (e) {
+			log.error("error updating last read notice ID:", e);
+		}
+	};
+</script>
+
+{#if renderNotice}
+	<div class="alert alert-light" role="alert">
+		<div>
+			{@html renderedMessage}
+		</div>
+		{#if canDismiss}
+			<div>
+				<!-- svelte-ignore a11y_invalid_attribute -->
+				<a href="#" tabindex="0" role="button" onclick={() => dismiss()} onkeyup={() => dismiss()}>
+					{$t("notification.mark-as-read")}
+				</a>
+				• {idTimestamp(id).toLocaleString(DateTime.DATETIME_MED)}
+			</div>
+		{/if}
+	</div>
+{/if}
diff --git a/Foxnouns.Frontend/src/lib/components/settings/Notification.svelte b/Foxnouns.Frontend/src/lib/components/settings/Notification.svelte
index c452f4c..796d60a 100644
--- a/Foxnouns.Frontend/src/lib/components/settings/Notification.svelte
+++ b/Foxnouns.Frontend/src/lib/components/settings/Notification.svelte
@@ -38,6 +38,6 @@
 	</div>
 	<div class="card-footer text-body-secondary">
 		{idTimestamp(notification.id).toLocaleString(DateTime.DATETIME_MED)}
-		• <a href="/settings/notifications/ack/{notification.id}">Mark as read</a>
+		• <a href="/settings/notifications/ack/{notification.id}">{$t("notification.mark-as-read")}</a>
 	</div>
 </div>
diff --git a/Foxnouns.Frontend/src/lib/i18n/locales/en.json b/Foxnouns.Frontend/src/lib/i18n/locales/en.json
index 9f54943..dc74d2f 100644
--- a/Foxnouns.Frontend/src/lib/i18n/locales/en.json
+++ b/Foxnouns.Frontend/src/lib/i18n/locales/en.json
@@ -350,6 +350,8 @@
 	"notification": {
 		"suspension": "Your account has been suspended for the following reason: {{reason}}",
 		"warning": "You have been warned for the following reason: {{reason}}",
-		"warning-cleared-fields": "You have been warned for the following reason: {{reason}}\n\nAdditionally, the following fields have been cleared from your profile:\n{{clearedFields}}"
+		"warning-cleared-fields": "You have been warned for the following reason: {{reason}}\n\nAdditionally, the following fields have been cleared from your profile:\n{{clearedFields}}",
+		"mark-as-read": "Mark as read",
+		"no-notifications": "You have no notifications."
 	}
 }
diff --git a/Foxnouns.Frontend/src/routes/+page.svelte b/Foxnouns.Frontend/src/routes/+page.svelte
index 47ab0e5..4fd36dc 100644
--- a/Foxnouns.Frontend/src/routes/+page.svelte
+++ b/Foxnouns.Frontend/src/routes/+page.svelte
@@ -1,4 +1,5 @@
 <script lang="ts">
+	import GlobalNotice from "$components/GlobalNotice.svelte";
 	import type { PageData } from "./$types";
 
 	type Props = { data: PageData };
@@ -10,6 +11,15 @@
 </svelte:head>
 
 <div class="container">
+	{#if data.meta.notice}
+		<GlobalNotice
+			id={data.meta.notice.id}
+			message={data.meta.notice.message}
+			settings={data.meUser?.settings}
+			token={data.token}
+		/>
+	{/if}
+
 	<h1>pronouns.cc</h1>
 
 	<p>
diff --git a/Foxnouns.Frontend/src/routes/settings/+layout.svelte b/Foxnouns.Frontend/src/routes/settings/+layout.svelte
index 8f18c8e..8d660ea 100644
--- a/Foxnouns.Frontend/src/routes/settings/+layout.svelte
+++ b/Foxnouns.Frontend/src/routes/settings/+layout.svelte
@@ -3,15 +3,28 @@
 	import { t } from "$lib/i18n";
 	import { Nav, NavLink } from "@sveltestrap/sveltestrap";
 	import { isActive } from "$lib/pageUtils.svelte";
+	import type { LayoutData } from "./$types";
+	import GlobalNotice from "$components/GlobalNotice.svelte";
 
-	type Props = { children: Snippet };
-	let { children }: Props = $props();
+	type Props = { data: LayoutData; children: Snippet };
+	let { data, children }: Props = $props();
 </script>
 
 <svelte:head>
 	<title>{$t("title.settings")} • pronouns.cc</title>
 </svelte:head>
 
+{#if data.meta.notice}
+	<div class="container">
+		<GlobalNotice
+			id={data.meta.notice.id}
+			message={data.meta.notice.message}
+			settings={data.meUser?.settings}
+			token={data.token}
+		/>
+	</div>
+{/if}
+
 <div class="container">
 	<Nav pills justified fill class="flex-column flex-md-row mb-2">
 		<NavLink active={isActive(["/settings", "/settings/force-log-out"])} href="/settings">
diff --git a/Foxnouns.Frontend/src/routes/settings/notifications/+page.svelte b/Foxnouns.Frontend/src/routes/settings/notifications/+page.svelte
index a33d734..f3e7e27 100644
--- a/Foxnouns.Frontend/src/routes/settings/notifications/+page.svelte
+++ b/Foxnouns.Frontend/src/routes/settings/notifications/+page.svelte
@@ -2,6 +2,7 @@
 	import type { PageData } from "./$types";
 	import Notification from "$components/settings/Notification.svelte";
 	import UrlAlert from "$components/URLAlert.svelte";
+	import { t } from "$lib/i18n";
 
 	type Props = { data: PageData };
 	let { data }: Props = $props();
@@ -12,5 +13,5 @@
 {#each data.notifications as notification (notification.id)}
 	<Notification {notification} />
 {:else}
-	You have no notifications.
+	{$t("notification.no-notifications")}
 {/each}