 Complete the following phrase:  The frontiers between Poland, which had established an unstable independent government following World War I, and the former Tsarist empire, were rendered chaotic by the repercussions of the Russian revolutions, the civil war and the winding down of World War I. Polands Józef Piłsudski envisioned a new federation Międzymorze, forming a Polish-led East European bloc to form a bulwark against Russia and Germany, while the Russian SFSR considered carrying the revolution westward by force. When Piłsudski carried out a 