from Felix Richter, Statista.com
by Niall McCarthy
Today, Ireland could become the very first country in the world to legalise same-sex marriage through a popular vote.
Will liberal thinking win out over the Catholic nation’s conservative leanings? Opinion polls certainly do suggest that Ireland is on course to join the world’s 18 other countries where gay marriage is legal.
This chart shows the countries worldwide that allow gay marriage.
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