The actual zero fuel mass is equal to the

3. Recent immigration (1970–present): Large numbers of people have come from Mexico, China, Korea, India, and the Philippines, as well as other parts of Latin America and Asia.

https://www.Preceden.Com/timelines/29989-waves-of-immigration-in- america

7. 3 reasons why current immigration is different

First, a significant number of today’s immigrants have entered thecountry illegally, and thus their position is insecure.

Second, today’s immigrants are largely non-white. Race has formed a principal line of fragmentation within American society, and, as such, it threads its way insistently throughout the story of immigration. Race separated the experiences of voluntary immigrants in the distant past, for such minority immigrant peoples as the Mexicans, Chinese, and Japanese were perceived as inferior, menacing, and inassimilable, and they suffered significant political, economic, and social discrimination.

Third, the opportunity structure of American society has greatly changed in recent decades, with possible negative consequences. Contemporary immigrants come to an increasingly de-industrialized America, where there are fewer well-paying, secure factory jobs in mass production industries of the sort that once helped propel past immigrants into the middle class

8. 14th amendment

The Fourteenth Amendment (Amendment XIV) to the United States Constitution was adopted on July 9, 1868, as one of the Reconstruction Amendments. Arguably one of the most consequential amendments to this day, the amendment addresses citizenship rights and equal protection of the laws and was proposed in response to issues related to former slaves following the American Civil War. The amendment was bitterly contested, particularly by the states of the defeated Confederacy, which were forced to ratify it in order to regain representation in Congress.