There is no fourth Reich bro. That's that delusion slipping in again. Gotta be careful.
I'm sure some people hate them, but it's not a monolithic group of people on the right.
There are many reasons why people are pro Iran war:
They were stockpiling weapons that could hit the US and allies (you don't let zealots do that)
They were working toward nukes
Large groups of Christian zionists believe attacking Iran will force the end times and the return of Jesus.
Larger groups of Jewish Zionists believe attacking Iran will cause the messiah to come.
Oil prices will rise causing speculators to get rich.
It constructs Russai and China's energy supply
A small group of crazy cultist world leaders know it will kill millions from famine and fertilizer shortages.