The United States is looking at whether Russia has violated a U.N. Security Council resolution on military dealings with Tehran by using an Iranian air base to carry out strikes inside Syria, the State Department said on Wednesday.

• August 18, 2016

Norwegian Prime Minister Erna Solberg said she saw some advantages if Britain joined the four-nation European Free Trade Association (EFTA) after quitting the EU, qualifying past doubts about British membership.

• August 18, 2016

Unrelenting demand for fixed income has pushed yields, in Europe at least, to a point where investors no longer distinguish one country's bonds from another's -- potentially storing up trouble for when focus returns to the economic drivers behind borrowing costs.

• August 17, 2016

Russia launched a second day of air strikes against Syrian militants from an Iranian air base, rejecting U.S. suggestions its co-operation with Tehran might violate a U.N. resolution as illogical and factually incorrect.

• August 17, 2016

Saudi Arabia is sending signals that it could boost its crude oil supplies in August to a new record level, overtaking Russia, the world's top oil producer, as it gets ready for tough talks next month for a global output freeze pact.

• August 17, 2016

Ukraine says it thinks Vladimir Putin is planning a new invasion, and it's not hard to see why: the Russian leader has built up troops on its border and resumed the hostile rhetoric that preceded his annexation of Crimea two years ago.

• August 16, 2016

Oil settled up nearly 2 percent on Tuesday, hitting five-week highs for a second straight day as sources at OPEC spoke of Saudi Arabia's apparent desire for higher crude prices while Russia met the producer group to discuss the market.

• August 16, 2016

Russia used Iran as a base from which to launch air strikes against Syrian militants for the first time on Tuesday, widening its air campaign in Syria and deepening its involvement in the Middle East.

• August 16, 2016