Spain legalized same-sex marriage.
This made Spain the fourth country in the world to do so.
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The Civil Marriage Act was introduced, making same-sex marriage legal in Canada.
A gay student, Matthew Shepard, was brutally beaten and left to die in Wyoming, US.
The House of Commons voted in favor of same-sex marriage in the United Kingdom.
The US military policy "don't ask, don't tell" came to an end.
New South Wales, Australia, celebrated the first day of homosexuality being legal.