Libya releases 214 Islamist inmates in what is described as "a historic event".
Turkish President Recep Tayyip Erdoğan denounces Egypt and the United Arab Emirates for supporting the eastern-based Libyan forces of Khalifa Haftar. Turkey says it will maintain its support for the Government of National Accord (GNA) and calls the UAE's actions "piratical".
Libyan National Army forces continue to advance on the Libyan capital Tripoli, capturing the city of Gharyan, with only light resistance reported. General Khalifa Haftar has ordered the LNA to seize control of Tripoli, prompting the Tripoli-based Presidential Council to declare a general mobilization.
United States Secretary of State Hillary Clinton makes an unannounced visit to the Libyan capital Tripoli, aiming to strengthen ties between the United States and the National Transitional Council, which has established itself as Libya's ruling body following the ousting of Muammar Gaddafi.