Non-immigrant and Laws
The law creates two general types of visas: non-immigrant and immigrant. A non-immigrant visa terminates at a certain date. The immigrant visa holder may stay in the USA as long as he or she makes the US their permanent residence. With the exception of visa waiver countries, you need a visa in order to enter [...]
Visas
A visa usually stamped in a passport permits the bearer to apply for entry into a country. The US requires visas, unless a country qualifies for a visa waiver. Most European countries, and Japan, qualify for visa waivers. A visa waiver eliminates the visa requirement for business and pleasure trips under 90 days in duration. [...]