He escaped assassination in 1907 , when Boris Sarafov and Ivan Garvanov were killed by the leftist Todor Panitsa .
At that time Matov became one of the leaders of the Centralist faction .
Matov escaped assassination in 1907 , when Boris Sarafov and Ivan Garvanov were killed by the leftist Todor Panitsa .
At that time Matov became one of the leaders of the Centralist faction .