Because governments make arbitrary distinctions between some people moving around the world and others who do so.
Because there is an unequal distribution of resources and opportunities in the world.
Populations can change through birth (increasing population), death (decreasing population), immigration (increasing population), and emigration (decreasing population). Changes in these factors can result in population growth or decline over time.
It set a pattern for legal and illegal Immigration.
National Security Act
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Movement Against Illegal Immigration was created on 2002-07-10.
Immigration & Naturalization Service
It set a pattern for legal and illegal Immigration.
Republicans have nothing against legal immigration. They don't like illegal immigration.
CauSe iT cAn
death
Illegal
it became illegal in the year 1829