During his time as a physicist, he helped create the [[hydrogen bomb]] during the burgeoning [[Cold War]]. However, he began to speak out against Communist repression, causing him to be imprisoned during the 1980s. He won a [[Nobel Peace Prize]] for his anti-Communist efforts. | During his time as a physicist, he helped create the [[hydrogen bomb]] during the burgeoning [[Cold War]]. However, he began to speak out against Communist repression, causing him to be imprisoned during the 1980s. He won a [[Nobel Peace Prize]] for his anti-Communist efforts. |