Imaginative hashtags (not) have sprung up on social media to signal the departure of Rex Tillerson as US Secretary of State - we take a look at reactions and buzz.

Bloomberg's Bill Faries discusses President Donald Trump's firing of U.S. Secretary of State Rex Tillerson on Tuesday.

U.S Secretary Of State Rex Tillerson.

U.S. Secretary of State Rex Tillerson reiterated on Thursday (March 8) that African countries should apply concrete diplomatic and economic pressure on North Korea.

US Secretary of State, Rex Tillerson, started a six-day tour to Africa. The tour starts in Ethiopia, where he will or won't get a view of the state of emergency against domestic protests there.

U.S. Secretary of State Rex Tillerson said on Saturday the United States believed it was Russia's responsibility to curb Syria's use of chemical weapons. Speaking at a news conference in Poland, Tillerson stood by his earlier comments that the Russia-backed Syrian government may still be using chemical weapons against its own people following a suspected chlorine attack in a rebel enclave in Eastern Ghouta.

Rex Tillerson and UK Foreign Secretary Boris Johnson praise bilateral relations between Britain and the U.S.

U.S. Secretary of State Rex Tillerson on Friday said the United States would not accept any preconditions for diplomatic talks with North Korea, saying the Trump administration and the international community would continue to pressure Pyongyang.

U.S. Secretary of State Rex Tillerson says there is no truth in rumors that President Trump plans to fire him.

The U.S. is "concerned and saddened" by the heightening tensions between the Kurds and the Iraqi government, says Secretary of State Rex Tillerson.

U.S. Secretary of State Rex Tillerson said on Sunday in Riyadh that the growing relationship between Saudi Arabia and Iraq was "vital" to bolstering the collective security, cooperation in the fight against Islamic State and prosperity between the U.S. and both countries.

U.S. Secretary of State Rex Tillerson called out two countries at the center of U.S. foreign policy.