diff --git a/src/models.py b/src/models.py
index 7682310..87aefa1 100644
--- a/src/models.py
+++ b/src/models.py
@@ -54,7 +54,7 @@ class IncidentCreate(BaseModel):
     refresh_interval: int = Field(default=15, ge=10, le=10080)
     refresh_start_time: Optional[str] = Field(default=None, pattern=r"^([01]\d|2[0-3]):[0-5]\d$")
     retention_days: int = Field(default=0, ge=0, le=999)
-    international_sources: bool = True
+    international_sources: bool = False
     include_telegram: bool = False
     visibility: str = Field(default="public", pattern="^(public|private)$")
 
diff --git a/src/static/dashboard.html b/src/static/dashboard.html
index f664cf9..09175d1 100644
--- a/src/static/dashboard.html
+++ b/src/static/dashboard.html
@@ -362,9 +362,9 @@
                         <label>Quellen</label>
                         <div class="toggle-group">
                             <label class="toggle-label">
-                                <input type="checkbox" id="inc-international" checked>
+                                <input type="checkbox" id="inc-international">
                                 <span class="toggle-switch"></span>
-                                <span class="toggle-text">Internationale Quellen einbeziehen <span class="info-icon tooltip-below" data-tooltip="Aktiviert: Sucht auch in englischsprachigen und internationalen Medien.&#10;&#10;Deaktiviert: Nur deutschsprachige Quellen."><svg xmlns="http://www.w3.org/2000/svg" width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="12" cy="12" r="10"/><path d="M12 16v-4"/><path d="M12 8h.01"/></svg></span></span>
+                                <span class="toggle-text">Internationale Quellen einbeziehen <span class="info-icon tooltip-below" data-tooltip="Aktiviert: Sucht auch in englischsprachigen und internationalen Medien.&#10;&#10;Deaktiviert (Standard): Nur deutschsprachige Quellen - empfohlen für DACH-Lagen."><svg xmlns="http://www.w3.org/2000/svg" width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="12" cy="12" r="10"/><path d="M12 16v-4"/><path d="M12 8h.01"/></svg></span></span>
                             </label>
                         </div>
                         <div class="toggle-group" style="margin-top: 8px;">