Obama's ascendancy unhinged the radical right, offering a unified target to competing camps of racial, nativist and religious animus.

Scores of armed antigovernment groups, some of them far more radical, have formed or been revived during the Obama years, according to law-enforcement agencies and outside watchdogs.

The Obama administration has provided almost no public information about the NSA's compliance record.

For months, Obama administration officials attacked Snowden's motives and said the work of the NSA was distorted by selective leaks and misinterpretations.

The Obama administration, like those before it, promotes a disturbingly narrow interpretation of the Fourth Amendment, misapplying the facts of old analog cases to a radically different digital world.

The NSA is forbidden to 'target' American citizens, green-card holders or companies for surveillance without an individual warrant from a judge.