Cave paintings to tell the sthe story to pass to future generations.
Chiefly, it was the 15th Amendment.
But if you want to get into the specifics, the <u>Voting Rights Act of 1965</u> gave African Americans the legal means to challenge voting restrictions, which greatly improved voter turnout.
- Hope this helps.
The war that gave Cuba independence from Spain was the Spanish American War which began after a civil war began in Cuba for independence from Spain.