In the Red Army, a political commissar was a high-ranking functionary at a military headquarters who held coequal rank and authority with the military commander of the unit. The Bolshevik Party established political commissars in 1918 to control and improve morale in the military forces. Commissars were in charge of communist political propaganda and indoctrinating the public with communist ideology. From 1917 the Bolshevik administration, like the Provisional Government before it, relied on experienced (ex-Tsarist) army-officers whose loyalty it distrusted. Trotsky summarised the solution to the issue: "We took a military specialist and we put on his right hand and on his left a commissar [...]."