Invasion of Russia destroyed it
Because you need to win the electoral college, instead of the popular vote, a candidate usually tries to campaign in states with lot of electoral votes, and usually refrains from going to smaller states.
Answer:
France and other countries
Explanation:
Please specify you question, perhaps, I could answer better
The correct option is D.
The development of agriculture opened the way of civilization for native Americans in Mexico and South America. The cultivation of maize in large quantity especially brought about trading with neighboring cities and towns and open up irrigation system and increased the population density of Mexico and South America.