Migration is a natural part of living systems, and human history is no exception. Yet it remains one of the most debated public issues of our time.
Both people and borders move. Who is allowed to move, and who is granted rights, lies at the heart of how nations define belonging. In Germany and the United States alike, these debates have been deeply intertwined with evolving ideas of race and ethnicity.
These timelines trace how citizenship and belonging have been constructed, challenged, and redefined through laws, social movements, global events, and cultural works — and how those histories continue to shape the present.
The Immigration Act of 1990 can be viewed as a step away from isolationism towards a more open pre-1920s policy era. The driving force behind the act was to encourage skilled migration in order to sustain the diminishing skilled labor force in the U.S. The 1990 Act decreased barriers to entry and raised available visas by forty percent, increasing the overall number of immigration visas to around 700,000 during the policy’s first five years.