Rallier belong to the 1st
group. Rallier is a common french verb.
Rallier is conjugated the same way that verbs that end in : -ier
Rallier is conjugated with auxiliary avoir
Rallier verb is
direct transitive, intransitive.
French verb rallier can be conjugated in the reflexive form: Se rallier
verb is a direct transitive verb, so passive voice can be used.