What are the dates of the Republican Convention, again?
b) why are these people not arrested and charged with sedition or treason?
There ARE no such words in English as "treason" and "sedition". Neither exist as words, therefore neither is punishable under law - unless, of course, you're a Conservative...
c) the notion that any society at war can continue to tolerate a massive fifth column in own midst under the guise of "freedom of expression" is lunacy.
Nontheless, we have one. It was born in November of 2000, and has gained power since.