China is building nuclear warheads at an “accelerating pace” and will have 1,000 by the end of the decade, according to the Pentagon’s new China report released Wednesday after a two-month delay.Just a year ago in the last China report, the Pentagon had estimated China’s nuclear arsenal to be in the “low-200s” and would “at least double” over the next decade. The new report demonstrates China is expanding much more rapidly.“The accelerating pace of the PRC’s nuclear expansion may enable the PRC to have up to 700 deliverable nuclear warheads by 2027. The PRC likely intends to have at least 1,000 warheads by 2030, exceeding the pace and size the DoD projected in 2020.“The PRC, or the People’s Republic of China, is how the …