hold. Steered increasingly from Moscow, where the Soviet regime, under the growing influence of Stalin, tightened its financial and ideological grip on Communist parties everywhere in the second half of the 1920s, the German Communist Party had little option but to swing to a more moderate course in the mid-1920s, only to return to a radical, ‘leftist’ position at the end of the decade. This meant not only refusing to join with the Social Democrats in the defence of the Republic, but even actively collaborating with the Republic’s enemies in order to bring it down.34