 Relations with China, South Sudan's largest foreign investor, and Uganda also improved after the SPLM-IO visited Beijing and opened a liaison office in Kampala and accepted an Ugandan troop presence in Juba, in a move away from criticising Uganda's initial support for the government.Following sanctions against some of the leadership on both sides, including an arms embargo that was unknowingly violated by China's NORINCO until the sales were then canceled by the government who called for an end to hostilities, an IGAD-mediated resolution in Bahir Dar, Ethiopia under U.S.-led international pressure was finally agreed at the end of September 2014 that would institute federalisation in the country, a move that even less involved regional leaders in the country had suggested but the government had initially rejected.The talks were led by Nhial Deng Nhial and Deng Alor for the government and rebels, respectively.