Expansionists, especially in the South, had a field day in the early 1850s. Note the adventures of William in Nicaragua and the resolution of disputes with Britain over a potential canal route across the Isthmus of Panama in the Clayton- Treaty of 1850. A fleet under Commodore Matthew helped open to trade ties in 1854. And plans to grab from Spain were foiled when the Manifesto

1. William WALKER

2. Clayton-BULWER Treaty

3. Perry

4. Japan

5. Cuba

6. Ostend

Explanation:

According to the historical records, Expansionists, especially in the South, had a field day in the early 1850s. Note the adventures of William WALKER in Nicaragua and the resolution of disputes with Britain over a potential canal route across the Isthmus of Panama in the Clayton-BULWER Treaty of 1850. A fleet under Commodore Matthew PERRY helped open JAPAN to trade ties in 1854. And plans to grab CUBA from Spain were foiled when the OSTEND Manifesto became public in 1854.

a)scientists

explanation:

the national defense education act had two main goals. the first one was to provide personal that was oriented to defense, including scholars, engineering students and so on. the other goal was to provide financial assistance for the students who would be enrolling at colleges and universities in the 1960s.