If you cross the North Korean border illegally you get 12 years hard labor.
If you cross the Iranian border illegally you are detained indefinitely.
If you cross the Afghan border illegally, you get shot.
If you cross the Saudi Arabian border illegally you will be jailed.
If you cross the Chinese border illegally you may never be heard from again.
If you cross the Venezuelan border illegally you will be branded a spy and your fate will be sealed.
If you cross the Mexican borders illegally you will jailed for two years.
If you cross the Cuban border illegally you will be thrown into political prison to rot.
If you cross any border illegally in the world and get caught that government will take some sort of action against you, but,
If you cross the United States border illegally you get:
1 - A job
2 - A driver's license
3 - A Social Security card
4 - Welfare
5 - Food stamps
6 - Credit cards
7 - Subsidized rent or a loan to buy a house
8 - Free education
9 - Free health care
10 - A lobbyist in Washington
11 - Billions of dollars in public documents printed in your language
12 - The right to carry the flag of your country - the one you walked out on - while you call America racist and protest that you don't get enough respect
13 - ACLU legal aid
14 - Two political parties vying for your illegal vote in the next election
Feel free to add on!