diff --git a/src/main/java/mops/gruppen2/Gruppen2Application.java b/src/main/java/mops/gruppen2/Gruppen2Application.java
index 8261158..8127e46 100644
--- a/src/main/java/mops/gruppen2/Gruppen2Application.java
+++ b/src/main/java/mops/gruppen2/Gruppen2Application.java
@@ -32,7 +32,7 @@ public class Gruppen2Application {
     public Docket productAPI() {
         return new Docket(DocumentationType.SWAGGER_2)
                 .select()
-                .paths(PathSelectors.ant("/products/**"))
+                .paths(PathSelectors.ant("/gruppen2/**"))
                 .apis(RequestHandlerSelectors.basePackage("mops.gruppen2"))
                 .build()
                 .apiInfo(apiMetadata());
diff --git a/src/main/java/mops/gruppen2/controller/APIController.java b/src/main/java/mops/gruppen2/controller/APIController.java
index 832f6b3..93bcc90 100644
--- a/src/main/java/mops/gruppen2/controller/APIController.java
+++ b/src/main/java/mops/gruppen2/controller/APIController.java
@@ -1,19 +1,18 @@
 package mops.gruppen2.controller;
 
 
-import com.github.javafaker.Faker;
 import io.swagger.annotations.ApiOperation;
 import io.swagger.annotations.ApiParam;
 import mops.gruppen2.domain.Exceptions.EventException;
 import mops.gruppen2.domain.Group;
-import mops.gruppen2.domain.ProductSwaggerExample;
+import mops.gruppen2.domain.apiWrapper.UpdatedGroupRequestMapper;
 import mops.gruppen2.domain.event.Event;
+import mops.gruppen2.service.APIFormatterService;
 import mops.gruppen2.service.EventService;
 import mops.gruppen2.service.GroupService;
 import mops.gruppen2.service.SerializationService;
 import org.springframework.web.bind.annotation.*;
 
-import java.util.ArrayList;
 import java.util.List;
 
 /**
@@ -33,12 +32,27 @@ public class APIController {
         this.groupService = groupService;
     }
 
-    @GetMapping("/updatedGroups/{status}")
+    @GetMapping("/updateGroups/{status}")
     @ApiOperation(value = "Gibt alle Gruppen zurück in denen sich etwas geändert hat")
-    public List<Group> updateGroup(@ApiParam("Status des Anfragestellers")  @PathVariable Long status) throws EventException {
+    public UpdatedGroupRequestMapper updateGroup(@ApiParam("Status des Anfragestellers")  @PathVariable Long status) throws EventException {
         List<Event> events = eventService.getNewEvents(status);
-        return groupService.projectEventList(events);
+        UpdatedGroupRequestMapper updatedGroupRequestMapper = APIFormatterService.wrapp(eventService.getMaxEvent_id(), groupService.projectEventList(events));
+
+        return updatedGroupRequestMapper;
     }
 
+    @GetMapping("/getGroupIdsOfUser/{teilnehmer}")
+    @ApiOperation(value = "Gibt alle Gruppen zurück in denen sich ein Teilnehmer befindet")
+    public List<Long> getGroupsOfUser(@ApiParam("Der Teilnehmer")  @PathVariable String teilnehmer) throws EventException {
+        return eventService.getGroupsOfUser(teilnehmer);
+    }
 
+    @GetMapping("/getGroup/{groupId}")
+    @ApiOperation(value = "Gibt alle die Gruppe mit der als Parameter mitgegebenden groupId zurück")
+    public Group getGroupFromId(@ApiParam("Die GruppenId der gefordeten Gruppe") @PathVariable Long groupId) throws EventException{
+        List<Event> eventList = eventService.getEventsOfGroup(groupId);
+
+        List<Group> groups = groupService.projectEventList(eventList);
+        return groups.get(0);
+    }
 }
diff --git a/src/main/java/mops/gruppen2/domain/apiWrapper/UpdatedGroupRequestMapper.java b/src/main/java/mops/gruppen2/domain/apiWrapper/UpdatedGroupRequestMapper.java
new file mode 100644
index 0000000..ae9c4f3
--- /dev/null
+++ b/src/main/java/mops/gruppen2/domain/apiWrapper/UpdatedGroupRequestMapper.java
@@ -0,0 +1,16 @@
+package mops.gruppen2.domain.apiWrapper;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import mops.gruppen2.domain.Group;
+
+import java.util.List;
+
+@Getter
+@NoArgsConstructor
+@AllArgsConstructor
+public class UpdatedGroupRequestMapper {
+    private Long status;
+    private List<Group> groupList;
+}
diff --git a/src/main/java/mops/gruppen2/repository/EventRepository.java b/src/main/java/mops/gruppen2/repository/EventRepository.java
index 9811270..6629440 100644
--- a/src/main/java/mops/gruppen2/repository/EventRepository.java
+++ b/src/main/java/mops/gruppen2/repository/EventRepository.java
@@ -1,7 +1,6 @@
 package mops.gruppen2.repository;
 
 import mops.gruppen2.domain.EventDTO;
-import mops.gruppen2.domain.event.Event;
 import org.springframework.data.jdbc.repository.query.Query;
 import org.springframework.data.repository.CrudRepository;
 import org.springframework.data.repository.query.Param;
@@ -16,6 +15,13 @@ public interface EventRepository extends CrudRepository<EventDTO, Long> {
 
     @Query("select * from event where group_id =:id")
     List<EventDTO> findEventDTOByGroup_id(@Param("id") Long group_id);
-    @Query("SELECT * FROM event WHERE event_id > ?#{[0]}")
-    public Iterable<EventDTO> findNewEventSinceStatus(@Param("status") Long status);
+
+    @Query("SELECT DISTINCT group_id FROM event WHERE event_id > :status")
+    public List<Long> findNewEventSinceStatus(@Param("status") Long status);
+
+    @Query("SELECT * FROM event WHERE group_id IN (:groupIds) ")
+    public List<EventDTO> findAllEventsOfGroups(@Param("groupIds") List<Long> groupIds);
+
+    @Query("SELECT MAX(event_id) FROM event")
+    public Long getHighesEvent_ID();
 }
diff --git a/src/main/java/mops/gruppen2/service/APIFormatterService.java b/src/main/java/mops/gruppen2/service/APIFormatterService.java
new file mode 100644
index 0000000..5665bdf
--- /dev/null
+++ b/src/main/java/mops/gruppen2/service/APIFormatterService.java
@@ -0,0 +1,14 @@
+package mops.gruppen2.service;
+
+import mops.gruppen2.domain.Group;
+import mops.gruppen2.domain.apiWrapper.UpdatedGroupRequestMapper;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Service
+public class APIFormatterService {
+    static public UpdatedGroupRequestMapper wrapp(Long status, List<Group> groupList){
+        return new UpdatedGroupRequestMapper(status, groupList);
+    }
+}
diff --git a/src/main/java/mops/gruppen2/service/EventService.java b/src/main/java/mops/gruppen2/service/EventService.java
index 6007bc5..f0327db 100644
--- a/src/main/java/mops/gruppen2/service/EventService.java
+++ b/src/main/java/mops/gruppen2/service/EventService.java
@@ -70,9 +70,10 @@ public class EventService {
      * @return Liste von Events
      */
     public List<Event> getNewEvents(Long status){
-        Iterable<EventDTO> eventDTOS = eventStore.findNewEventSinceStatus(status);
+        List<Long> groupIdsThatChanged = eventStore.findNewEventSinceStatus(status);
 
-        return translateEventDTOs(eventDTOS);
+        List<EventDTO> groupEventDTOS = eventStore.findAllEventsOfGroups(groupIdsThatChanged);
+        return translateEventDTOs(groupEventDTOS);
     }
 
     /** Erzeugt aus der Datenbank eine Liste von Events
@@ -105,4 +106,17 @@ public class EventService {
         }
     }
 
+    public Long getMaxEvent_id(){
+        return eventStore.getHighesEvent_ID();
+    }
+
+    public List<Long> getGroupsOfUser(String userID) {
+        return eventStore.findGroup_idsWhereUser_id(userID);
+    }
+
+    public List<Event> getEventsOfGroup(Long groupId) {
+        List<EventDTO> eventDTOList = eventStore.findEventDTOByGroup_id(groupId);
+        return translateEventDTOs(eventDTOList);
+    }
+
 }
diff --git a/src/test/java/mops/gruppen2/service/EventServiceTest.java b/src/test/java/mops/gruppen2/service/EventServiceTest.java
index a89540e..77a2b7b 100644
--- a/src/test/java/mops/gruppen2/service/EventServiceTest.java
+++ b/src/test/java/mops/gruppen2/service/EventServiceTest.java
@@ -10,6 +10,7 @@ import org.junit.jupiter.api.Test;
 import java.util.ArrayList;
 import java.util.List;
 
+import static org.assertj.core.api.Assertions.assertThat;
 import static org.junit.jupiter.api.Assertions.*;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.when;