nomads are people who moved from one place to another depending on the weather, food, etc. bipedal are animals who are able to walk with 2 legs. hunters and gatherers preceeded nomads and decided to settle in one place instead of moving around periodically. tool makers makes tool I guess.
Lee Harvey Oswald
According to Wikipedia and History.com
Five government investigations concluded that Oswald shot and killed Kennedy from the sixth floor of the Texas School Book Depository
U.S. military officials said that after the raid U.S. forces took the body of bin Laden to Afghanistan for identification, then buried it at sea within 24 hours of his death in accordance with Islamic tradition. Al-Qaeda confirmed the death on May 6 with posts made on militant websites, vowing to avenge the killing.
President Thomas Jefferson hoped that the Embargo Act of 1807 would help the United States by demonstrating to Britain and France their dependence on American goods, convincing them to respect American neutrality and stop impressing American seamen. Instead, the act had a devastating effect on American trade.
I hope this helps!