 Complete the following phrase:  Dragoycheva was born on in the town of Byala Slatina in Vratsa Province, northwestern Bulgaria. In 1919, she joined the Communist Party. She graduated from the high pedagogical school in Sofia and became a teacher. She took part in the communist September Uprising of 1923 and was sentenced to 15 years in prison and was deprived of her teaching rights. She was amnestied in 1924 and quickly became a member of the regional directorates of her partys armed wing in Rousse, Varna and Plovdiv. In the wake of the 