In 2006 the Transportation Security Administration and JetBlue demanded Raed Jarrar to sit at the back of a 2006 flight from New York to Oakland because his shirt read “We Will Not Be Silent” in English and Arabic (According to a civil rights lawsuit) one TSA official commented that the Arabic lettering was akin to wearing a T-shirt at a bank stating, “I am a robber.”
As a protest you can now buy t-shirts with the text – “I am not a terrorist” written in Arabic – all profits will be sent to the ACLU. Get them here.
TSA officials and JetBlue Airways are paying $240,000 to settle (.pdf) a discrimination lawsuit against a District of Columbia man who, as a condition of boarding a domestic flight, was forced to cover his shirt that displayed Arabic writing (via Wired).
For other examples with free expressions and clothing see Are we losing out right to dissent? and Are we secure yet?