Syrian opposition leaders on Thursday pressed US Secretary of State John Kerry to arm rebel groups and said there could be no peace talks while government forces kill civilians.
UN sanctions experts will go to Panama soon to investigate a North Korean ship that was intercepted carrying weapons.
North Korea said Wednesday that Cuban arms seized from a Pyongyang-flagged ship near the Panama Canal were part of a legitimate deal.
The United States on Monday led western calls for tougher UN action on Iran's arms supplies to Syria and its Lebanese ally Hezbollah.
Argentine ex-president Carlos Menem was sentenced to seven years in prison Thursday for organizing contraband arms shipments to Croatia and Ecuador during his tenure.
More than 60 countries on Monday signed a landmark conventional arms trade treaty, but the United States held back from joining the first wave of signatories.
The European Union and Russia kick off a two-day summit on Monday overshadowed by rows over Brussels' decision to lift its arms embargo on the Syrian rebels and resolve to loosen Moscow's grip on EU natural gas supplies.
British Foreign Secretary William Hague said Thursday that Russian weapons supplies to the Syrian regime were impeding the search for a peaceful resolution of the conflict.
Chinese hackers have gained access to secret designs for a slew of sophisticated US weapons programs, officials said Tuesday, possibly jeopardizing the American military's technological edge.
The United States said Tuesday it supports the European Union's decision to ease an arms embargo on Syria as a means of showing support for rebels despite America's own refusal to provide weapons.
European Union foreign ministers Monday agreed to lift an arms embargo in order to be able to supply weapons to Syrian rebels.
French authorities will analyse samples brought back from Syria by two journalists after they reported the Syrian army was using chemical weapons against rebel forces.
Kazakhstan citizen suspected of illegally transporting weapons to North Korea will sue Associate Press for publishing unconfirmed information.
Kazakhstan Foreign Ministry called the information about Kazakhstan citizen's implication in deals in weapons for North Korea unverified.
Former head of Kazakhstan private airline East Wing Aleksandr Zykov suspected by UN expert of implication in deals in weapons for North Korea pleads not guilty.
The UN Security Council suspects one Kazakhstan citizen, two Ukrainians, nine North-Korean citizens and three North-Korean organizations of implication in contraband deals with weapons for North Korea.
Austria has warned its 26 European Union partners in a letter against providing weapons for rebel movements in the Syrian conflict.
The United States said Thursday it was taking a fresh look at whether to arm Syria's rebels as the Damascus regime pressed an assault on opposition forces in the embattled city of Homs.
US President Barack Obama issued a new warning to Syria Friday that using chemical weapons would be a "game changer" as he faced rising pressure at home and abroad to intervene in the civil war.
The United States said Thursday for the first time that Syria had likely used chemical weapons against rebel forces, but emphasized spy agencies were still not 100 percent sure of the assessment.