They had started using tools mad of bronze they melted and shaped into there tools
The doctrine that allowed people living in the territories to decide the issue of slavery through their governmental bodies was called popular sovereignty.
The correct answer is <span>anti-miscegenation. Anti-miscegenation means being against interracial marriage or interracial relationship. This was legal in the old times and until 1967 it was illegal in some places for African-Americans to be in a relationship with Caucasian people. It changed thanks to the supreme court.</span>
The Triple Entente consisted of Great Britain (England), Russia, and France.