Explanation:
Changes to the government are called Amendments.
There have been 27 changes so far, or, there are currently 27 Amendments. The first 10 Amendments are called The Bill of Rights.
There were several riots that broke out between 1964 and 1968 in many American cities. In Los Angeles, the worst riot that occurred was in the city of Watts. An African-American motorist was arrested brutally by the police which outraged the community.