The Pentagon has warned that the era of nuclear de-escalation is over, with the U.S. expanding its nuclear deterrence capabilities amid rising global nuclear threats. The U.S. faces multiple nuclear competitors, including Russia and North Korea, which have increased their arsenals. Experts indicate that the risk of nuclear war is at its highest since the Cold War, exacerbated by North Korea's involvement in Ukraine and its defense pact with Russia. China's nuclear capabilities are also growing, posing significant challenges for U.S. security. Teljes cikk (Magyarnemzet)