Do you think politics changed when black men were allowed to vote ?

Yes

Explanation:

Because allowing black men to vote made the government more open to the people and started to be more accepting

Because of black rights

Explanation:

Probably because blacks were getting rights to do stuff do thats what I think hoped this helped

it affected it because the kingdoms (with trade) slowly got richer and richer.

in the 1950s, country music came into its own before rock-n-roll took off in the 60s while jazz and classical music continued to innovate