There is no legitimate reason for continuous security clearance, when one leaves service, not referring to former President's.
Pompeo is just the most recent to be removed.
“We can’t think of Islam that it came to live with these other religions in the sense that Islam is a religion amongst those religions, and they have a share with the truth, and they have a share of justice, and they have a share of the correct worship of Allah,” he continues
“Islam came to correct all of that. Islam came to remove the oppression of all those religions, and it is the only truth, and it is the only way to justice.”