well we were living in centrally heated houses, taking baths, shitting down sewers and driving on decent roads until the picts spoiled it.
I don't think britain has ever been out from under a political self interested interface, even when fighing the armada, bonaparte, the kaiser and hitler and the ussr we were allways shackled by corruption and political self interest.
You could say it was when Wellington was PM but I think he was not good at it. Then again most of the inter war MPs had served and most of the post WW2 would also have served particularly as we had national service till 64. Churchill had a service record also.
1642 AD the start of the English Civil War, it was in three parts lasted until 1651 which resulted in a Republican Government that was dissolved in1660 with a military coup by General Monck using his own Regiment which became the predecessor of the Coldstream Guards.