To become stronger. This is in WWI right? They supported eachother.
It warned Roosevelt that Germany was developing an atomic bomb and encouraged him to start a nuclear program in the US that later became the Manhattan Project
hours before his speech to the nation on October 22, 1962, President Kennedy updates former President Dwight Eisenhower on the latest Cuba developments.
Kennedy had made sure that Eisenhower had been briefed regularly throughout the crisis, often by Director of Central Intelligence John McCone, who had been chairman of the Atomic Energy Commission in the Eisenhower administration.
As a leading figure in the Republican party, Eisenhower had criticized the Kennedy administration in sometimes harsh terms. In this call, Kennedy makes sure to get Eisenhower to say he would do the same thing under the circumstances.
Some slave owners still used slaves, but after it was abolished they used rhinos to dig up crops with there horns.
Among the 12th and 15th centuries, the European economy was transformed by the interconnecting of river and sea trade routes, producing Europe to become one of the world's most wealthy trading networks. Before the 12th century, the main obstacle to trade east of the Strait of Gibraltar was the absence of commercial incentive rather than inadequate ship design.
Many lands previous unfamiliar to Europeans were discovered by them during this period, though most were already populated. European overseas exploration directed to the advance of global trade and the European colonial empires, with the contact between the Old World (Europe, Asia, and Africa) and the New World (the Americas and Australia).
To sum up, The wealth that could be made through trade was the major motive for the European exploration between 1400 and 1800, letter A.