Indentured servants who were freed caused conflicts by not helping grow crops and raising their colonies. My guess sorry... Studied this a long time ago...
In general, World War II greatly aided in the spread of communism because the one of the three main victorious allies was Russia, meaning that much of the post-war landscape was at their disposal.
Britain and France, standing by their guarantee of Poland's<span>border, had declared war on Germany on September 3, 1939.</span>