When did the first people arrive in the americas?

the first native Americans may have come via the Bering land strait which emerged 70,000 years ago. If you are talking about when Europeans first arrived (which I presume you are) colombus "the first person to find America" arrived in 1492

this means that germany had to pay the allied countries. reparations are/is essentially payment for something that they have done wrong, so after ww1, germany was forced to pay reparations so they could replenish the allied countries resources' that they had lost during the war.

the answer to your question is a because laws act as guidelines as to what is accepted in society. without it there would be conflicts between social groups and communities. it serves as a norm of conduct for citizens.