Offensive attack (White Giant)

what is the best ammo and weapons to have for a first time attacker on a nation with no president, would appreciate any help lookin to save money as best i can

many thanks

I refer you to the beginners forum where there are lots of posts on this. Also you can search the forum using 'keyword search'.
I'm not being awkward, but this question has been asked and answered a million times. All the info you need is published here, you just have to read it.