What i dont get it ....................
If a group is sovereign, they are said to be authoritarian. Sovereign group means that the group <span>is independent of any foreign power and has autonomy and control over itself and its decisions.
</span>This type of group <span>governs itself, with the full authority. </span>
They sought to answer their necessity for growth and industrial production. They were producing and needed more resources and places to sell so they colonized places and they wanted to become stronger so that they could beat other European powers and then they more or less ruined the world with colonization and wars.
The correct one:
The Harlem Renaissance was a cultural and artistic movement during the 1920s that focused on the experience of black Americans.
Why the others are not correct:
The 1960s was the time of the Civil rights and Black Power movement.
The 1820s... well... slavery still existed. It didn't end until 1865 so there was no positive movement or experiences for us then.