diff --git a/src/main/java/org/texttechnologylab/project/gruppe_05_1/rest/FrontEndController.java b/src/main/java/org/texttechnologylab/project/gruppe_05_1/rest/FrontEndController.java
index c7ba4c0..c44818d 100644
--- a/src/main/java/org/texttechnologylab/project/gruppe_05_1/rest/FrontEndController.java
+++ b/src/main/java/org/texttechnologylab/project/gruppe_05_1/rest/FrontEndController.java
@@ -111,4 +111,76 @@ public class FrontEndController {
     public static void getAboutPage(Context ctx) {
         ctx.render("about.ftl");
     }
+
+    /**
+     * Aggregiert für alle Reden die NLP‑Ergebnisse (Topics, POS, Named Entities, erste Sentiment‑Objekte)
+     * und liefert die zusammengefassten Daten an die Charts‑Ansicht.
+     * @param ctx Javalin Context zum Rendern der Seite mit den aggregierten Chart‑Daten
+     * Implementiert von Leon
+     */
+    public static void getCharts(Context ctx) {
+        MongoCollection<Document> col = MongoPprUtils.getSpeechCollection();
+
+        List<Bson> topicsPipeline = List.of(
+                Aggregates.match(Filters.exists("analysisResults.topics.0")),
+                Aggregates.unwind("$analysisResults.topics"),
+                Aggregates.group(
+                        "$analysisResults.topics.topic",
+                        Accumulators.sum("totalScore", "$analysisResults.topics.score")
+                )
+        );
+        List<Bson> posPipeline = List.of(
+                Aggregates.match(Filters.exists("analysisResults.tokens")),
+                Aggregates.unwind("$analysisResults.tokens"),
+                Aggregates.group("$analysisResults.tokens.pos", Accumulators.sum("count", 1))
+        );
+        List<Bson> nePipeline = List.of(
+                Aggregates.match(Filters.exists("analysisResults.namedEntities")),
+                Aggregates.unwind("$analysisResults.namedEntities"),
+                Aggregates.group("$analysisResults.namedEntities.type", Accumulators.sum("count", 1))
+        );
+        List<Bson> sentimentsPipeline = List.of(
+                Aggregates.match(Filters.exists("analysisResults.sentiments")),
+                Aggregates.project(Projections.computed("firstSentiment",
+                        new Document("$arrayElemAt", List.of("$analysisResults.sentiments", 0)))),
+                Aggregates.replaceRoot("$firstSentiment")
+        );
+
+        CompletableFuture<List<Document>> topicsF = CompletableFuture.supplyAsync(() -> col.aggregate(topicsPipeline).into(new ArrayList<>()));
+        CompletableFuture<List<Document>> posF    = CompletableFuture.supplyAsync(() -> col.aggregate(posPipeline).into(new ArrayList<>()));
+        CompletableFuture<List<Document>> neF     = CompletableFuture.supplyAsync(() -> col.aggregate(nePipeline).into(new ArrayList<>()));
+        CompletableFuture<List<Document>> sentF   = CompletableFuture.supplyAsync(() -> col.aggregate(sentimentsPipeline).into(new ArrayList<>()));
+
+        CompletableFuture.allOf(topicsF, posF, neF, sentF).join();
+
+        List<Topic> aggregatedTopics = topicsF.join().stream()
+                .map(d -> new Topic(d.getString("_id"), d.getDouble("totalScore"), null))
+                .collect(Collectors.toList());
+
+        List<Token> aggregatedPOS = posF.join().stream()
+                .map(d -> new Token(d.getString("_id"), String.valueOf(d.getInteger("count")), ""))
+                .collect(Collectors.toList());
+
+        Map<String, Map<String, Integer>> aggregatedNE = new HashMap<>();
+        neF.join().forEach(d -> {
+            List<Document> entities = d.getList("entities", Document.class);
+            Map<String, Integer> typeMap = (entities == null)
+                    ? new HashMap<>()
+                    : entities.stream()
+                    .collect(Collectors.toMap(
+                            e -> e.getString("text"),
+                            e -> e.getInteger("count")
+                    ));
+            aggregatedNE.put(d.getString("_id"), typeMap);
+        });
+
+        List<Sentiment> aggregatedSentiments = Sentiment.readSentimentsFromMongo(sentF.join());
+
+        ctx.render("charts.ftl", Map.of(
+                "aggregatedTopics", aggregatedTopics,
+                "aggregatedPOS", aggregatedPOS,
+                "aggregatedNE", aggregatedNE,
+                "aggregatedSentiments", aggregatedSentiments
+        ));
+    }
 }
diff --git a/src/main/java/org/texttechnologylab/project/gruppe_05_1/rest/RESTHandler.java b/src/main/java/org/texttechnologylab/project/gruppe_05_1/rest/RESTHandler.java
index 9571bf6..6092e48 100644
--- a/src/main/java/org/texttechnologylab/project/gruppe_05_1/rest/RESTHandler.java
+++ b/src/main/java/org/texttechnologylab/project/gruppe_05_1/rest/RESTHandler.java
@@ -75,8 +75,6 @@ public class RESTHandler {
         // Charts
         app.get("/charts", FrontEndController::getCharts);
 
-        app.get("/about", FrontEndController::getAbout);
-
         app.get("/export/pdf/speech/{id}", SpeechesLatexExportController::exportSpeech);      // exportiere eine Rede als PDF
         app.get("/export/pdf/speech", SpeechesLatexExportController::exportSpeech);      // exportiere eine Rede als PDF
         app.get("/export/pdf/speaker/{id}", SpeechesLatexExportController::exportSpeechesFromSpeaker);      // exportiere alle Reden eines Parlamentariers als PDF