To be fair, the Prohibited Area around Washington was put in place before 9/11. However, it appears from my research that it was put in place a couple of decades after somebody first tried to drop an aircraft on the White House, in order to kill President Nixon.
(It isn't easy to find the information to corroborate this - one needs to trawl through the Federal Register, and I may have missed something relevant.)
The "security" argument for this PA doesn't appear to match the historical record...
--
Rob Kelk
"Governments have no right to question the loyalty of those who oppose
them. Adversaries remain citizens of the same state, common subjects of
the same sovereign, servants of the same law."
- Michael Ignatieff, addressing Stanford University in 2012
(It isn't easy to find the information to corroborate this - one needs to trawl through the Federal Register, and I may have missed something relevant.)
The "security" argument for this PA doesn't appear to match the historical record...
--
Rob Kelk
"Governments have no right to question the loyalty of those who oppose
them. Adversaries remain citizens of the same state, common subjects of
the same sovereign, servants of the same law."
- Michael Ignatieff, addressing Stanford University in 2012