What did polish immigrants contribute to America?

What weapons did Alexander the great create? What larger document is the Bill Rights a part? What type of architecture is the Alamo? When did the Japanese stop the bombing of Pearl Harbor? How did the roman household run? Is Producing silk a multistep process that involves plants insects and humans? Do buffalo have both upper and lower jaws? Where did Many people who immigrated to the US during the Gilded Age move to? What is Balfour Declaration and why was it important to the eventual creation of Israel? Witches burned in France at the stake? Why did Kevin Rudd become prime minister? When were the Olympic rings first used? What three factors spurred American iperialism? What was the significance of Chisholm trail? Where were the vast tracks of land that congress gave to the railroads? What is Harry S Truman's occupation? What are some of Stephen Covey's leadership skills? After world war ii what did many soldiers do when they came home from the war? What regions did the mongols did not conquer territory? What is upredictable?