Answer:
Explanation: TRUMAN DOCTRINE: The Truman Doctrine was an American foreign policy whose stated purpose was to counter Soviet geopolitical expansion during the Cold War. It was announced to Congress by President Harry S. Truman on March 12, 1947, and further developed on July 4, 1948, when he pledged to contain threats in Greece and Turkey.
MARSHAL PLAN: The Marshall Plan, also known as the European Recovery Program, was a U.S. program providing aid to Western Europe following the devastation of World War II. It was enacted in 1948 and provided more than $15 billion to help finance rebuilding efforts on the continent.
BERLIN AIRLIFT: In response to the Soviet blockade of land routes into West Berlin, the United States begins a massive airlift of food, water, and medicine to the citizens of the besieged city. For nearly a year, supplies from American planes sustained the over 2 million people in West Berlin.
KOREAN WAR: The Korean War (1950-1953) began when the North Korean Communist army crossed the 38th Parallel and invaded non-Communist South Korea. As Kim Il-sung's North Korean army, armed with Soviet tanks, quickly overran South Korea, the United States came to South Korea's aid. ... This Chinese army attacked the US/UN/ROK forces.
Just a tip you can find all your answers online if just type the name and brief description or you can put the name of the event and type cause of this event then just shorten the answers.
The events leading up to the founding of America from 1492 to 1620
are:
From 1492–1499
- 1492 – Christopher Columbus lands on the island of San Salvador.
- 1496 – Santo Domingo is settled.
- 1497 – John Cabot begins the British colonial presence in Continental North America.
From 1500–1599
- 1500 – Absence or the Disappearance of Mississippian culture.
- 1503 – The Jaragua massacre
- 1504 – The Higüey massacre
- 1520s – The Spanish start the conquest of Aztec civilization
The importance ones are:
- 1492 – Christopher Columbus lands on the island of San Salvador.
- 1496 – Santo Domingo is settled.
The five most influential people leading up to the founding of America during this time.
- Christopher Columbus
- Henry Hudson
- George Washington
- Robert E. Lee
- Abraham Lincoln George
Learn more about America from
brainly.com/question/25800832
#SPJ1
Answer:
Biosafety level 3 requires at least two-door separation between the area where biohazards are used and the personnel not associated with the research, requires inward inflow into the lab and must have a visual mechanism to verify that air is flowing in the appropriate direction
Explanation:
Biosafety level 3 is required for clinical, diagnostic, teaching, researching or production laboratories working with microbes that are also following BSL-1 and BSL-2 but as these pathogenic agent can lead to life-threatening disease by inhaling it, besides other contaiment precautions, the BSL-3 facilities must have a separated entrance to laboratory door with unrestricted traffic flow and the lab must be behind two sets of self-closing doors and windows must be sealed, with a ventilation system properly directioned installed.
They had a lot of money wasted and they lost a lot of lives during this.
