Answer:
The answer is option C. The Spanish Flu of 1918
Explanation: There are some deadly pandemic attacks on the human history which have taken thousands of lives. Pandemic is a break out of any virus transmitted from other animal.The Spanish Flu of 1918 was one of the deadliest pandemic attack which have taken many lives.
Answer: In the span of about 50 years, there were about 20 major and minor population migrations.
Explanation:
In the second half of the nineteenth century until the beginning of the 20th century, over 12 million migrants immigrated to the United States. The reasons were mostly economic in nature but also religious.
In 1860, a large number of Poles and Russians came for the aforementioned reason. These two national groups' continuous settlement can be followed until 1914 when about 2 million Poles and Russians immigrated.
In this context, we will also mention one event that caused population movements in the United States. In 1863, the Union banned slavery and allowed African Americans to join the military, causing large-scale migrations of the African-American population to the north.
Around 1880, primarily due to Italy's poor economic situation, a huge number of Italians immigrated to the united states. Since then, more intensive settlement of Italians in the unification of the state has begun.
Designed as guidelines for the rebuilding of the postwar world, the points included Wilson's ideas regarding nations' conduct of foreign policy, including freedom of the seas and free trade and the concept of national self-determination, with the achievement of this through the dismantling of European empires and the.