Spartacus Educational Mobile Version In the summer of 1932 Joseph Stalin became aware that opposition to his policies were growing. Some party members were publicly criticizing Stalin and calling for the readmission of Leon Trotsky to the party. When the issue was discussed at the Politburo, Stalin demanded that the critics should be arrested and executed. Sergey Kirov , who up to this time had been a staunch Stalinist, argued against this policy. When the vote was taken, the majority of the Politburo supported Kirov against Stalin. In the spring of 1934 Sergey Kirov put forward a policy of reconciliation. He argued that people should be released from prison who had opposed the government's policy on collective farms and industrialization . Once again, Stalin found himself in a minority in the Politburo. After years of arranging for the removal of his opponents from the party, Joseph Stalin realized he still could not rely on the total support of the people whom he had replaced them with. Stalin no doubt began to wonder if Sergey Kirov was willing to wait for his mentor to die before becoming leader of the party. Stalin was particularly concerned by Kirov's willingness to argue with him in public. He feared that this would undermine his authority in the party. As usual, that summer Kirov and Stalin went on holiday together. Stalin, who treated Kirov like a son, used this opportunity to try to persuade him to remain loyal to his leadership. Stalin asked him to