Task: Translation
Input (Chinese): 俄罗斯政府对国际记者发出警告之前，普京基本上成功地将俄罗斯主要媒体置于政府控制之下，并限制了媒体对他政策的批评。
Output (English): The Russian government's warnings aimed at international journalists follow Putin's largely successful efforts to bring major media outlets in Russia under government control and to limit media criticism of his policies.