There are many versions of how it happened that Persephone ate a few seeds of the pomegranate. In one of them Hades tricks her into it by first telling her that she is now free to go. Persephone then rejoices and let's her guard down and that is when he slips a few seeds into her mouth; she either doesn't notice or automatically swallows them.
She probably didn't agree to eat them.
No, Persephone did not have a husband before Hades.
Every year when persephone comes back to the underworld for six months after she leaves for six months
Hades is Persephone husband.
Persephone was wife of Hades.
Before Persephone became the wife of Hades, he had a lover called Mintha and either Demeter or Persephone turned her into the herb, mint.
His wife was Persephone
Yes, Hades is married to Persephone.
Persephone enemy was Methane because she slept with Persephone's husband, Hades.
Hades took Persephone to the underworld because of Persephone's beauty.
His weakness is Persephone.
It was among the flowers that Persephone stood in a field of before she was taken by Hades.
Because Zeus promised Persephone to Hades as his wife.