Answer:
The astrolabe was the most important invention of the Age of Exploration, as seen through the facts that it could determine local time and latitude, measure the angles of stars, and locate the positions of the Sun, Moon, planets, and more components of astronomy.
Being able to see without the issue of knocking over your oil lamp in the middle of the night. Allowing people to work longer with better lighting.
Tenskwatawa and his brother Tecumseh urge Native Americans to fight against Americans because they were under the belief that Americans are not good. Both of them even denounced the American way of living and pursued traditional way of life — lessons they always taught to their followers.