What did polish immigrants contribute to America?

What is the capital Portugal and what language is spoken there? What was the practice of nonviolence called? Who was the Athenian orator who called the king of ancient Macedonia a barbarian? How many times has japan been in the world cup? Who is the ruler of great Britain who imposed taxes on the colonists? How are Pele and Diego Maradona alike? Why did roman became Christian? What are some war words that begin with the letters A-Z? What is the historical importance of bourgeoisie? Who is Lord Haw Haw? What continent is Spain England France and Portugal located? What Irish clan does the surname Ward or its Irish equivalent belong too? Why was Qin was a hero? What were delagates? What did piano first come from? Who traded with china using the silk road? How many American soldiers died in the pacific theatre during World War 2 ended? Who invent thread? Who was the first European to arrive in Hawaii? Where in the us are orange grown in'?