Answer:
Climate Change
Explanation:
Some of the biggest human migrations coincided with major changes in climate, according to a new analysis. Researchers say early humans set out in search of climates where food was available. And some populations stayed put in certain locations because barriers like glaciers block their progress.
The main reason behind large clusters of people inhabiting
South, Southeast and East Asia is the chance of greater financial stability and
job opportunities. It is true that the economy of South, South east and East
Asia is on the rise. The economies of these countries are said to be growing
economies. So financial stability is high and with that comes the opportunity
of large amount of jobs. The people inhabiting these countries in numbers are
looking to take advantage of this situation and improve their living standards.
Amalgamation is the process through which feudal societies were developed.
Explanation:
Powerful monarchs gained huge power by occupying the provinces of the feudal lords. They controlled the territories and nations as well as the empires.
As a result the power of the monarchs and the parliament increased and the power decreased in case of barons.
Thus the creation of the national government took place in England, Spain, France and United Kingdom. Later in the German states. Through the ability to remove the politicians lot of leverage was enjoyed in many nations.
Answer:
The largest freshwater lake group is Superior with 31700 sq mi
