Answer:
1. False. Curry was first introduced to India by the British in the 18th century.
2. True. Pizza was invented in Naples, Italy in the late 18th or early 19th century.
3. False. Hamburgers were invented in Hamburg, Germany in the 19th century.
4. False. Pizza was invented before curry.
5. False. A German sailor was not the first one who brought hamburgers to America. Hamburgers were brought to America by German immigrants in the 19th century.