Answer:
1. On January 6, 2021 President Trump had a rally called "Save America". He told he supporters to storm the capitol and many other told the same thing. After the rally was finished his supporters marched to the capitol. In the capitol Mike Pence The Vice President and Nancy pelosi the House Speaker are certifying the electoral votes to see who won the 2020 Presidential election. But Two congressman rejected the electoral votes of Arizona making the House and Senate to go back to their Chambers. During the debate Donald Trump's supporters broke into the capitol. After that many of the president's supporters broke through police barriers and two officers were killed. Many of trump's supporters were also killed as well. At the end of the day 5 people were killed.
2. This happened because the president of the United States encourage his followers to do this
3. There will be more security in the future to prevent the same situation to happen again
4. There is a possibility of violence on the inauguration of Joe Biden but with the amount of national guard troops probably not.
5. Donald Trump has been impeached by the house but there has been not trial in the Senate so he will stay in office until January 20 but in most likely getting charged in the Senate. When that happens he will be baned to ever take office again