How did the bridges and barriers of the Ice Age affect human populations?

during an ice age , oceans become smaller and lower as the water freezes into glaciers this uncovers land with the sea level lowered early humans were able to cross land bridges between continents , most probably following herds of animals or in search of food

Explanation:

I believe that's right

trumans defeat to eisenhower in the 1948 elections was due to trumans approach and handling of the cold war and the war in korea. trumans approach to communism during the cold war was the principle reason for his defeat. eisenhowers reputation and name as the supreme allied commander in europe during world war two and his campaign slogan that he ''would go to korea if elected'' won him the presidency.