How did louis riel fight to preserve the culture of the metis?

How did german physicist werner heisenberg's uncertainty principle shake beliefs in newtonian physics?

6. why did louis xvi call a meeting of the estates-general in 1789? how long had it been since such a meeting had been called?

What was the purpose of winston churchill’s “blood, toil, tears, and sweat” speech? a. to inform parliament about nazi aggression b. to inspire the british people to keep fighting the nazis c. to update parliament on what he had accomplished so far d. to convince parliament to go to war against nazi germany