1. Food
2. Clothes
3. Warmth for there houses.
The horse changed there lives because it was easier for them now to capture buffaloe more often and efficiently
Answer:
Voting.
Explanation:
Voting is the easiest way to make the government know what the people want. For example, voters can vote for politicians who would, in turn, vote for policies that the general public want. This is generally called indirect democracy, and is the most practiced version in US politics. The other way is direct democracy, in which the Citizens come up with enough support (usually in the form of petition & signatures), which in turn can be taken into account to make changes directly.
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It helped expand America and helped other nations realize they should now be independent as they were influenced from their neighboring nations. They all began to become Independent which slowly ended isolationism.