 "North Korean leader Kim Jong Un during a celebration for nuclear scientists and engineers who contributed to a hydrogen bomb test. Photo: KCNA via Reuters")
The United Nations Security Council placed new sanctions on North Korea on Friday that significantly choke off fuel supplies and order North Koreans working overseas to return home, in what may prove the last test of whether any amount of economic pressure can force the isolated country to reverse course on its nuclear weapons programme.
The sanctions, proposed by the United States and adopted by a vote of 15 to 0, were the third imposed this year, in an escalating effort to force the North into negotiations. China and Russia joined in the vote, in a striking display of unity, but
