Based on this map, around which continent did portuguese explorers focus their efforts?

answer; i believe its (cpr);

in 1862, president lincoln's emancipation proclamation opened the door for african americans to enlist in the union army. although many had wanted to join the war effort earlier, they were prohibited from enlisting by a federal law dating back to 1792.

explanation:

thanos obviously donald trump aint got nothin on thanos