Sayyed Mohammad Al-Musawi, Sayyed Mohammad al-Musawi is originally from Iraq and heads up the World Ahlul Bayt Islamic League in London. Other than being involved in various humanitarian projects, he frequently responds to... Answered 1 month ago

If you have a concrete evidence that he is non Muslim, there is no marriage bond between you as a Muslim woman and him as non Muslim. When there is no marriage, there will be no question of divorce.
From the time of his becoming non Muslim, the marriage between you and him did end and it became null and void.

After four months and ten days from that date, you will be free to marry a Muslim man if you want.

Wassalam.