What is the meaning of the word chilvary

Describe the technology advancements that lead to explorers being able to sail great distances. [[ps: doesn't explain where. i am only speculating it's in europe.

The black hawk war began (20 points) a. sauk leaders signed the treaty of dancing rabbit creek. b. congress passed the indian removal act. c. the sauk moved onto a village established by white settlers. d. federal officials ordered the removal of all american indians from illinois.

Brainliestttme : ) -what role has technology played in globalization?