It is not a military decision to uproot your citizens, destroy their homes, livelihoods and places of worship and force them dig up their dead.
Maybe the Chinese and the old Soviets, the Nazis, thought those military decisions, but Democracies don't.
Spare me the melodrama.
The Federal or State Government can order you to leave a soon to be disaster area and it can also raze you home to the ground if needed in order to establish a fire-break when fighting a forest fire.
Mandatory evacuation ordered for Florida's east coast
As for the graves, it is common sense not to leave them behind.
Living in a democracy does not mean that the Government will allow a community to commit mass suicide.