What 3 or most post-1940s events and social movements have aimed to change or end historical racist policies?

Write about jim crow laws, greaser act law, exclusion act of chinese, ca land laws,

1.identify 3 or more historical racist policies that have impacted the status of ethnic racial groups? give examples from readings.

2. what 3 or most post-1940s events and social movements have aimed to change or end historical racist policies? give examples

3. what’s your sense of racial equality before and after taking this course? if you could contribute to one social change concerning race what would that be? (double-spaced)