 Ahmet Rıza opposed the maverick Prince Sabahaddin's calls for revolution and European intervention in the empire at the 1902 Congress of Ottoman Opposition in Paris.At the Second Congress of Ottoman Opposition in 1907, Ahmet Rıza at first reluctantly endorsed the use of violence to depose the sultan, but later reversed his position.According to a customized book in 1889, on the pretext of participating in the exhibition organized for the centenary of the French Revolution, there was a customized letter, which indicated he escaped to Paris and did not return.