How can homo erectus and homo sapiens, at their times, migrate from africa to all over the world, including australia and americans? i mean, they can't swim hundreds of kilometers in the ocean, but they arrived anyway.

answer:

homo sapiens evolved from their early hominid predecessors between they all shared the trait of bipedalism, or the ability to walk upright on two legs. we can't be sure of the exact reasons humans first migrated off of the african ..

a peace conference held after the surrender of japan

an international conference held near the end of world war ii

a meeting of the victorious nations after the defeat of germany

a summit meeting between the united states and the soviet union

the second significant cause of the great migration was the desire of black southerners to escape segregation, known euphemistically as jim crow. rural african american southerners believed that segregation - and racism and prejudice against blacks - was significantly less intense in the north.