Protestors stand silently in front of Ataturk culture centre near the Taksim Square in Istanbul, Turkey, on June 18, 2013. Hundreds of people stood silently from morning to evening on Tuesday here to protest against the government. Nationwide protests began when an environmentalists' rally aiming to preserve Gezi Park adjacent to Taksim Square in Istanbul met fierce police crackdown, which triggered a wave of fiery opposition against the government's policies. (Xinhua/Lu Zhe)

Protestors stand silently in front of Ataturk culture centre near the Taksim Square in Istanbul, Turkey, on June 18, 2013. Hundreds of people stood silently from morning to evening on Tuesday here to protest against the government. Nationwide protests began when an environmentalists' rally aiming to preserve Gezi Park adjacent to Taksim Square in Istanbul met fierce police crackdown, which triggered a wave of fiery opposition against the government's policies. (Xinhua/Lu Zhe)

Protestors stand silently in front of Ataturk culture centre near the Taksim Square in Istanbul, Turkey, on June 18, 2013. Hundreds of people stood silently from morning to evening on Tuesday here to protest against the government. Nationwide protests began when an environmentalists' rally aiming to preserve Gezi Park adjacent to Taksim Square in Istanbul met fierce police crackdown, which triggered a wave of fiery opposition against the government's policies. (Xinhua/Lu Zhe)

Protestors stand silently in front of Ataturk culture centre near the Taksim Square in Istanbul, Turkey, on June 18, 2013. Hundreds of people stood silently from morning to evening on Tuesday here to protest against the government. Nationwide protests began when an environmentalists' rally aiming to preserve Gezi Park adjacent to Taksim Square in Istanbul met fierce police crackdown, which triggered a wave of fiery opposition against the government's policies. (Xinhua/Lu Zhe)

Protestors stand silently in front of Ataturk culture centre near the Taksim Square in Istanbul, Turkey, on June 18, 2013. Hundreds of people stood silently from morning to evening on Tuesday here to protest against the government. Nationwide protests began when an environmentalists' rally aiming to preserve Gezi Park adjacent to Taksim Square in Istanbul met fierce police crackdown, which triggered a wave of fiery opposition against the government's policies. (Xinhua/Lu Zhe)

Protestors stand silently facing policemen in front of Ataturk culture centre near the Taksim Square in Istanbul, Turkey, on June 18, 2013. Hundreds of people stood silently from morning to evening on Tuesday here to protest against the government. Nationwide protests began when an environmentalists' rally aiming to preserve Gezi Park adjacent to Taksim Square in Istanbul met fierce police crackdown, which triggered a wave of fiery opposition against the government's policies. (Xinhua/Lu Zhe)

A protestor stands silently in front of Ataturk culture centre near the Taksim Square in Istanbul, Turkey, on June 18, 2013. Hundreds of people stood silently from morning to evening on Tuesday here to protest against the government. Nationwide protests began when an environmentalists' rally aiming to preserve Gezi Park adjacent to Taksim Square in Istanbul met fierce police crackdown, which triggered a wave of fiery opposition against the government's policies. (Xinhua/Lu Zhe)

Protestors stand silently in front of Ataturk culture centre near the Taksim Square in Istanbul, Turkey, on June 18, 2013. Hundreds of people stood silently from morning to evening on Tuesday here to protest against the government. Nationwide protests began when an environmentalists' rally aiming to preserve Gezi Park adjacent to Taksim Square in Istanbul met fierce police crackdown, which triggered a wave of fiery opposition against the government's policies. (Xinhua/Lu Zhe)