Tokyo / AFP Japan on Saturday marked 71 years since the city of Hiroshima was destroyed by a US atomic bomb, as its mayor urged the world to unite in abolishing nuclear weapons. The annual ceremony came just months after Barack Obama became the first sitting US president to visit the western Japanese city, paying moving tribute to victims …

  United Nations / AFP UN peacekeepers abandoned their posts and questioned an order to use force to repel heavily armed soldiers who stormed their base in South Sudan six months ago, according to the findings of a UN board of inquiry. The board set up by UN Secretary-General Ban Ki-moon found that the mission “failed to manage the crisis …

Montreal / AFP Organizers of the World Social Forum set for next week in Montreal said that Canadian authorities have denied travel visas to more than 200 delegates invited to the anti-globalization event. Others are still waiting for a word from Canada’s immigration ministry, which issues travel documents. The summit is set to open on Tuesday.Currently “234 guests were refused …