Answer:
<em>improved seafaring technologies</em>
The 25th Amendment outlines the rules of succession to the U.S.
Presidency and Vice Presidency in the event of either or both of them
dying, withdrawing or being removed from office.
Some slave owners still used slaves, but after it was abolished they used rhinos to dig up crops with there horns.
1: Creation of the State of Israel. Following the defeat of the Ottoman Empire in World War I, the British assumed control of Palestine. In November 1917, the British government issued the Balfour Declaration, announcing its intention to facilitate the "establishment in Palestine of a national home for the Jewish people."
2: DOnt know this one sorry