WARSAW, April 19 -- Russia is trying to produce more pro-war influencers through content creation camps, training teenagers to spread the Kremlin's hardline, anti-West narrative to the next generation.

Since invading Ukraine in 2022, Moscow has ramped up control of the domestic information space, outlawing criticism of the offensive through strict military censorship laws, throttling foreign media outlets and pushing its agenda across society.

Schools and young people have been targeted - curricula and textbooks changed to include Russia's justification for its invasion and soldiers despatched to whip up pro-war enthusiasm in the classroom.

At one content creation camp in early April, more than 120 teenagers, clad in green sweaters and...