I have been recently divorced and it can be such a hard thing for children
Divorce IS hard.  Annulments, declaring marriages null and void are so much better.  I, too, am divorced.
I have heard about annulments but don't know much about it. Isn't there a time period where you can file?
Divorce law by country
This article is a general overview of divorce laws around the world. Every nation in the world allows its residents to divorce under some conditions except the Philippines (though Muslims in the Philippines have the right to divorce) and the Vatican City, an ecclesiastical sovereign city-state, which has no procedure for divorce. In these two countries, laws only allow annulment of marriages.
Muslim societies.
In Muslim societies, legislation concerning divorce varies from country to country. Different Muslim scholars can have
remarry after a divorce unless the marriage has been annulled. They also strongly discourage any legal divorce. Marriage annulments, however, are the current option for the followers of Catholicism to dissolve the official ties to their former significant other. The annulment, which renders a marriage null and void, can be sought on the bases of “adultery, pressure to marry, failure to consummate a marriage through vaginal intercourse, or a refusal to have children,” among other reasons. The Catholic Church considers couples that are divorced but have