How did marriage in ancient Rome work? Were love marriages allowed? Was there intimate physical contact before marriage? Did you have to get legally married like nowadays?

by DasAtom

Dinocrocodile

This does not directly answer your question, but you may find /u/XenophontheAthenian's answer to my question about divorce in ancient Rome to be interesting.

cleopatra_philopater

/u/dinocrocodile has already linked to one interesting thread, and you might also be interested in this follow up answer on Roman marital law by /u/XenophontheAthenian.