Answer:
B. He negotiated a deal with Spain to cede Florida to the United States.
Explanation:
Option A is not correct as there was no such tour.
B is correct as in 1819 the famous Adams-Onis treaty was signed according to which US obtained Florida.
Option C is not correct as this was contributed to Alexander Hamilton.
Option D is not correct as the war was Britain was concluded in 1812, before his presidency.
Taarab is the music unique to East Africa
Plessy v. Ferguson, 163 U.S. 537 (1896), was a landmark decision of the U.S. Supreme Court issued in 1896.
Answer:
Vavilov noted the centers of origin of cultivated plants occurred mostly in Mountaintainous regions between the Tropic of Caprion (23°28') south of the equator and about 45°N of the equator in the Old world.
I can only answer the first question I really hope u can understand and goodluck
The medical advancements came out of research occurring during WWI. The polio vaccination introduced in 1955, changed the outlook for children in America who may have been diagnosed with the disease. This innovation extended the life expectancy and made it more likely children would make it to adulthood. This increased the size of families as more children would live past childhood and not die from now preventable diseases.
The Green Revolution will emerge in the 1960s after the release of Rachel Carson's book Silent Spring. This book showed the damaging impact people had on the environment. Efforts would produce a return to more natural methods as well as recycling programs. In the 1970's, Nixon introduced Earth Day and created the EPA.
The space program was created as an extension to the arms race with the USSR. Rocket technology helped to create the NASA program which was a federal means of producing innovation for both war and space travel. This drive became an important part of the Cold War and the ability to show the USSR that the US was more advanced and more intelligent.
