Detailed Instructions: Generate a correct and concise answer for the question based on the words in the context.
Q: Context : General Stanisaw Maczek ((staiswav matk); 31 March 1892 -- 11 December 1994) was a Polish tank commander of World War II, whose division was instrumental in the Allied liberation of France, closing the Falaise pocket, resulting in the destruction of 14 German Wehrmacht and SS divisions.
Question : In which war did Stanisaw Maczek serve?
A:
World War II