The Netherlands was the first country in the world to legalize same-sex marriage in 2001. Same-sex marriage was first legalized in the USA in the state of Massachusetts on May 17, 2004.
The answer to that question depends upon where you live. In many places in the world it has already been legalized, although in most places it has not. The rate at which new places legalize it seems to be accelerating, with 2013 being the top year so far. The truth is that same-sex marriage is probably inevitable in all of North America, most of South America, and most of Europe and Oceania. There is almost no progress being made in Asia and Africa.
The mind of the Unseen Father is guiding the people in Canada allowing for same sex marrage. Jesus is a male. He will be married to males and females in the marrage supper of the lamb. Being like the angels is being immortal. Flesh and blood as they are known will be no more in God's kingdom. A digestive tract will be no more. That is what meats for the belly and the belly for meats being destroyed means. There is nothing about our secrets or genitalia being destroyed.
If by "illegal" you mean "against the law," then none. There is no state in the US where same-sex marriage is considered a crime. In fact, in most US states, same-sex marriage is legally recognized. (See related questions below: "What US states have legalized same-sex marriage" and "What US states have banned same-sex marriage.")
In modern times, the first lesbian marriage happened just after midnight on April 1, 2001 in the Amsterdam City Hall in the Netherlands. The mayor of Amsterdam married a female couple, Anne-Marie Thus and Helene Faasen, and three male couples. It was broadcast live on Dutch television.
Some examples are:"Civil Marriage Act" (Canada - July 20, 2005);"Civil Union Act" (Act 17 of 2006) (South Africa - November 30, 2006);"HB7395" (Connecticut - November 12, 2008);"S115 An Act Relating to Civil Marriage" (Vermont - September 1, 2009);"Religious Freedom And Civil Marriage Equality Amendment Act 2009" (Washington, DC - December 18, 2009);"HB 436" (New Hampshire - January 1, 2010);"Marriage Equality Act" (New York - July 24, 2011);"SB 6239" (Washington (state) - December 6, 2012);"Maine Question 1 2012" (Maine - December 29, 2012); and,"Civil Marriage Protection Act - Maryland Question 6" (Maryland -January 1, 2013).
The Netherlands was the first country in the world to legalize same-sex marriage in 2001. Same-sex marriage was first legalized in the USA in the state of Massachusetts on May 17, 2004.
Gay marriage was legalized in Massachusetts on May 17, 2004.
Same-sex marriage in the District of Columbia was legalized on December 18, 2009, with the first ceremonies performed on March 9, 2010.
Same-sex marriage has not been legalized in Laos.
No countries in the Balkans have legalized same-sex marriage.
No country in Central America has legalized same-sex marriage.
No former Soviet republics have legalized same-sex marriage.
Other countries have amended their constitutions to ban same-sex marriage. However, no other country has first legalized same-sex marriage, then banned it. Furthermore, no other country has first legalized same-sex marriage, then banned it, then repealed the ban. Maine legalized same-sex marriage and then repealed that law before the law went into effect. That is the most similar case.
No, Snopes has not confirmed the claim that Sweden has legalized child marriage.
Same-sex marriage was legalized in North Carolina on October 9, 2014.
Same-sex marriage was legalized in British Columbia on July 8, 2003.
Same-sex marriage was legalized in the Canadian province of Saskatchewan on November 5, 2004.