This undated NSA slide provides the locations of the agency’s Cryptologic Services Groups worldwide: see the Der Spiegel article The NSA in Germany: Snowden’s Documents Available for Download, 18 June 2014.
A rally was held at Gezi Gardens, from where people marched to the offices of Dianne Feinstein. Feinstein sits on the US Senate Select Committee on Intelligence and was privy to the surveillance programs in use, yet said nothing. She later called Edward Snowden a “traitor”. The rally was to “Stand in solidarity with whistleblowers and those that speak truth to power!” – particularly in support of Snowden, who revealed the extent of NSA surveillance and the Intelligence Committee’s knowledge of it.