The major wave of Cuban immigration to the United States was triggered by the 1959 Cuban Revolution, which brought Fidel Castro to power. This political shift led to significant social and economic changes in Cuba, prompting many Cubans to flee the country, particularly those from the middle and upper classes who sought political asylum and economic opportunities in the United States.

The 1880s marked the beginning of significant Japanese immigration to the United States, particularly to Hawaii and the West Coast. This period saw laborers seeking economic opportunities, eventually leading to the establishment of Japanese communities in America despite subsequent restrictive legislation and social challenges.

The year 1975 marks a pivotal moment in Vietnamese migration, coinciding with the fall of Saigon and the end of the Vietnam War. This event triggered a massive exodus of refugees, often referred to as 'boat people,' who sought asylum in various countries, including the United States. This historical context is essential for understanding the demographic shifts and the integration of Vietnamese communities into Western societies during the late 20th century.

The early 20th century, specifically around 1900, marked the beginning of significant labor-driven migration from Mexico to the United States, often spurred by economic opportunities in agriculture and mining, as well as political instability during the Mexican Revolution.

Stephen Castles and Mark Miller identified several key trends in modern migration, including globalization, diversification (of migrant types), and feminization (the increasing proportion of women in migration flows). Deceleration is not considered a trend, as global migration has generally been accelerating due to increased connectivity and economic disparities.

The guest worker model is a policy framework where foreign laborers are invited into a country to fill specific labor shortages on a temporary basis. These individuals are typically restricted from accessing the full rights of citizenship, as their stay is contingent upon their employment status and the needs of the host economy.

A diaspora refers to the scattering of people from their ancestral homeland. Historically, this term was associated with specific groups, but in modern sociology, it describes any ethnic or national group living outside their place of origin while maintaining cultural or emotional ties to their homeland. This process often involves complex issues of identity, belonging, and transnational social networks.

Historically, labor migration from Mexico to the United States has been heavily influenced by the demand for seasonal agricultural workers. Programs like the Bracero Program were specifically designed to fill labor shortages in the U.S. agricultural sector. While industrial labor has also been a factor, the foundational historical context of this migration pattern is rooted in the needs of the American farming industry.

The 1995 U.S.-Cuba Migration Agreement was a significant diplomatic development aimed at normalizing migration procedures between the two countries. It established a framework for orderly, safe, and legal migration, replacing previous ad-hoc policies and addressing the complexities of maritime migration and political relations during that era.

The term 'new migration' in European sociological and demographic studies often refers to the increased intra-European mobility following the expansion of the European Union and the integration of labor markets. This movement involves citizens of European nations relocating to other European countries for employment and lifestyle reasons, distinct from colonial-era migration patterns.