Complex sentence: An incident whereby a Captain of Militia was was reduced to the ranks without an explanation resulted in two Lieutenant Colonels and five other Captains resigning and also being reduced to the ranks, they not being allowed to leave the militia due to the rules of compulsory service.
Split into simpler sentences: An incident whereby a Captain of Militia was was reduced to the ranks without an explanation resulted in two Lieutenant Colonels and five other Captains resigning and also being reduced to the ranks. They not being allowed to leave due to the rules of compulsory service.