What unit do you want to be in? You can choose only one unit to be in. Unless you are moved to a different unit, this will be your unit for the whole war.
Units:
1st Division, 1st Company
1st Division, 2nd Company
1st Division, 3rd Company
2nd Division, 1st Company
2nd Division, 2nd Company
2nd Division, 3rd Company
3rd Division, 1st Company
3rd Division, 2nd Company
1st Division, 6th Company
1st Division, 10th Comapny