" An effort was made to spread this new materialist atheism with its Communist consequence "by the sword" (as the metaphor goes), that is, by the invasion of neighboring countries with consequent further massacres and the extension of the area of despotic Soviet control... This armed attempt at expansion was checked by Catholic Poland, the most immediately exposed victim, in what has been called "one of the decisive battles of the world. "

― Hilaire Belloc , The Crisis Of Civilization