diff --git a/BackEnd/src/main/java/studycave/studycaverestservice/controller/UserActivityController.java b/BackEnd/src/main/java/studycave/studycaverestservice/controller/UserActivityController.java
new file mode 100644
index 0000000..9b60b55
--- /dev/null
+++ b/BackEnd/src/main/java/studycave/studycaverestservice/controller/UserActivityController.java
@@ -0,0 +1,118 @@
+package studycave.studycaverestservice.controller;
+
+import java.sql.Date;
+import java.sql.Timestamp;
+import java.text.SimpleDateFormat;
+
+import java.util.*;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.security.access.prepost.PreAuthorize;
+import org.springframework.security.core.Authentication;
+import org.springframework.security.core.context.SecurityContextHolder;
+import org.springframework.web.bind.annotation.CrossOrigin;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+import io.swagger.annotations.Api;
+import studycave.studycaverestservice.model.studyGroup.GroupRepository;
+import studycave.studycaverestservice.model.user.UserRepository;
+import studycave.studycaverestservice.model.userActivity.SortType;
+import studycave.studycaverestservice.model.userActivity.UserActivity;
+import studycave.studycaverestservice.model.userActivity.UserActivityDTO;
+import studycave.studycaverestservice.model.userActivity.UserActivityRepository;
+
+@RestController
+@CrossOrigin
+@Api
+@PreAuthorize("isAuthenticated()")
+public class UserActivityController {
+
+    @Autowired
+    UserRepository userRepository;
+    @Autowired
+    GroupRepository groupRepository;
+    @Autowired
+    UserActivityRepository userActivityRepository;
+
+    @GetMapping("/groups/{groupId}/users/activity")
+    public ResponseEntity<?> getUserActivity(@PathVariable(required = true) Long groupId,
+                                             @RequestParam(value = "startDate", required = false) Date startDate,
+                                             @RequestParam(value = "endDate", required = false) Date endDate,
+                                             @RequestParam(value = "sort", required = false) SortType sort) {
+
+        Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
+        String currentPrincipalName = authentication.getName();
+        Long userId = (userRepository.findByUsername(currentPrincipalName).orElse(null)).getId();
+
+        Timestamp endDateTime = null;
+
+        if (endDate != null ) {
+            Calendar c = Calendar.getInstance();
+            c.setTimeInMillis(endDate.getTime());
+            c.set(Calendar.HOUR_OF_DAY, 23);
+            c.set(Calendar.MINUTE, 59);
+            c.set(Calendar.SECOND, 59);
+            c.set(Calendar.MILLISECOND, 0);
+            endDateTime = new Timestamp(c.getTimeInMillis());
+
+        }
+
+        List<UserActivity> userActivity = this.userActivityRepository
+                .findAllByToUserOrFromUserAndGroupAndTime(userId, groupId, startDate, endDateTime);
+        List<UserActivityDTO> list = new ArrayList<UserActivityDTO>();
+
+        Collections.sort(userActivity, new Comparator<UserActivity>() {
+            public int compare(UserActivity o1, UserActivity o2) {
+                return o1.getDate().compareTo(o2.getDate());
+            }
+        });
+
+        for (UserActivity u : userActivity) {
+
+            String resourceType = null;
+            String resourceName = null;
+
+            if (u.getMaterial() != null) {
+                resourceType = "material";
+                resourceName = u.getMaterial().getTitle();
+            }
+
+            if (u.getTest() != null) {
+                resourceType = "test";
+                resourceName = u.getTest().getTitle();
+            }
+
+            if (u.getSet() != null) {
+                resourceType = "flashcards";
+                resourceName = u.getSet().getName();
+            }
+
+            UserActivityDTO dto;
+            dto = new UserActivityDTO(
+                    u.getId(),
+                    u.getType(),
+                    u.getPoints(),
+                    u.getComment(),
+                    new SimpleDateFormat("yyyy-MM-dd").format(u.getDate()),
+                    resourceType,
+                    resourceName,
+                    u.getFromUser() != null ? u.getFromUser().getUsername() : null,
+                    u.getToUser() != null ? u.getToUser().getUsername() : null
+            );
+            list.add(dto);
+        }
+
+        if (sort == SortType.DESC) {
+            Collections.reverse(list);
+        }
+
+        return new ResponseEntity<>(list, HttpStatus.OK);
+    }
+
+}
+
diff --git a/BackEnd/src/main/java/studycave/studycaverestservice/model/userActivity/SortType.java b/BackEnd/src/main/java/studycave/studycaverestservice/model/userActivity/SortType.java
new file mode 100644
index 0000000..8249c06
--- /dev/null
+++ b/BackEnd/src/main/java/studycave/studycaverestservice/model/userActivity/SortType.java
@@ -0,0 +1,5 @@
+package studycave.studycaverestservice.model.userActivity;
+
+public enum SortType {
+    ASC, DESC;
+}
diff --git a/BackEnd/src/main/java/studycave/studycaverestservice/model/userActivity/UserActivityDTO.java b/BackEnd/src/main/java/studycave/studycaverestservice/model/userActivity/UserActivityDTO.java
new file mode 100644
index 0000000..7aec077
--- /dev/null
+++ b/BackEnd/src/main/java/studycave/studycaverestservice/model/userActivity/UserActivityDTO.java
@@ -0,0 +1,112 @@
+package studycave.studycaverestservice.model.userActivity;
+
+public class UserActivityDTO {
+    private Long id;
+
+    private String type;
+
+    private float points;
+
+    private String comment;
+
+    private String date;
+
+    private String resourceType;
+
+    private String resourceName;
+
+    private String from;
+
+    private String to;
+
+
+
+    public UserActivityDTO(Long id, String type, float points, String comment, String date, String resourceType,
+                           String resourceName, String from, String to) {
+        super();
+        this.id = id;
+        this.type = type;
+        this.points = points;
+        this.comment = comment;
+        this.date = date;
+        this.resourceType = resourceType;
+        this.resourceName = resourceName;
+        this.from = from;
+        this.to = to;
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public String getType() {
+        return type;
+    }
+
+    public void setType(String type) {
+        this.type = type;
+    }
+
+    public float getPoints() {
+        return points;
+    }
+
+    public void setPoints(float points) {
+        this.points = points;
+    }
+
+    public String getComment() {
+        return comment;
+    }
+
+    public void setComment(String comment) {
+        this.comment = comment;
+    }
+
+    public String getDate() {
+        return date;
+    }
+
+    public void setDate(String date) {
+        this.date = date;
+    }
+
+    public String getResourceType() {
+        return resourceType;
+    }
+
+    public void setResourceType(String resourceType) {
+        this.resourceType = resourceType;
+    }
+
+    public String getResourceName() {
+        return resourceName;
+    }
+
+    public void setResourceName(String resourceName) {
+        this.resourceName = resourceName;
+    }
+
+    public String getFrom() {
+        return from;
+    }
+
+    public void setFrom(String from) {
+        this.from = from;
+    }
+
+    public String getTo() {
+        return to;
+    }
+
+    public void setTo(String to) {
+        this.to = to;
+    }
+
+
+}
+