They were made trustees over the land.
<span>He just managed to conquer everybody, where the others failed. </span>
Sea explorations were made by many countries centuries ago. These were headed by the European countries long back. The impulses or urges that influenced the explorers are to desire to take hold of other land for territorial expansion.
Another very important thing to consider as well was the trading. One country had to exchange products to another country. Hence, there were need for them to cross the seas.
<span>The United States Revenue Act of 1926, 44 Stat. 9, reduced inheritance and personal income taxes, cancelled many excise imposts, eliminated the gift tax and ended public access to federal income tax returns.</span>