Rakovsky was expelled at different times from various countries as a result of his activities, and, during World War I, became a founding member of the Revolutionary Balkan Social Democratic Labor Federation while helping to organize the Zimmerwald Conference.
Rakovsky dikeluarkan pada waktu-waktu yang berbeda dari berbagai negara akibat aktivitasnya, dan, pada Perang Dunia I, menjadi anggota pendiri Federasi Buruh Sosial Demokrat Balkan Revolusioner sesambil membantu menyelenggarakan Konferensi Zimmerwald.