One worry is, that looking at Franco Spain, he introduced the Guardia Civil to oppress ppl, and one mechanism was that no officer from the local community was a

One worry is, that looking at Franco Spain, he introduced the Guardia Civil to oppress ppl, and one mechanism was that no officer from the local community was allowed (at that community). That prevented police to fraternize with the local people. Also, could it not be perceived as a punishment for the police officers to get transfered, like: you did good work so please change city.