 Complete the following phrase:  Late in 1916 Roques had been sent on a fact-finding mission to Salonika after Britain, Italy and Russia had pushed for the dismissal of the theatre commander Sarrail. To Briands and Joffres surprise, Roques returned recommending that Sarrail be reinforced and that Sarrail no longer report to Joffre. Coming on the back of the disappointing results of the Somme campaign and the 