Original sentence: After 1919, Kitinchev returned to Skopje, then part of Kingdom of Yugoslavia.In 1912 Skopje was ceded to Serbia where the Macedonian Slavs were faced with the policy of forced serbianisation
Edited sentence: After 1919, Kitinchev returned to Skopje, then part of Kingdom of Yugoslavia where the Macedonian Slavs were faced with the policy of forced serbianisation