Does anyone have info on when americans allowed illegal immigrants to have citizenship?

i remember a few years back, the american govt gave citizenship to illegal immigrants. does anyone have any websites that write about it or articles?

Answer:
1988, the Reagan Adminstration. Hold on it's fixing to happen again :(

how do i inform the authorities abt illegal immigrants!?

what is immigration?

I'm goin to ask again about Fiance visa.?

Liberals, do you think that it is a good idea to have a wall or fence on the Mexican boarder?

Will I get 'Spanish as a second language" for my children when I go to Mexico?

What can I do to prevent Bush's amnesty for illegal alien?

i want to petition my wife how long will it take her to get in the united states?

has anyone here got their green card through 4th preference?

i have a turist visa how can i change it into a student visa?

can you get a citizenship in two countries?