John Bolton has been called in to testify in the impeachment inquiry into US President Donald Trump.
The former National Security Adviser has been summoned by the House of Representatives investigators.
The US President is being investigated for pressuring Ukraine to investigate former US Vice-President Joe Biden and his son.
Trump denies the claims.
Bolton, who has spoken against the president on the matter, has been asked to testify on November 7.
Vance hopes to release text of agreement to halt war in Iran this week
US Vice President JD Vance said on Monday that he hopes text of an agreement to halt the war in Iran and open the Strait of Hormuz will be released this week, as further negotiations over the deal's details were set to continue.
US, Iran reach preliminary agreement to end war, signing set for Friday
US and Iranian officials said they had agreed on a framework to end their war, halt the US blockade of Iran and reopen the Strait of Hormuz, a preliminary pact that sent oil prices falling but leaves the fate of Iran's nuclear programme to further negotiations.
Lebanon fighting eases after US-Iran deal but displaced warned not to rush home
Fighting in southern Lebanon abated on Monday after the announcement of a US-Iran deal to end the wider conflict, but local authorities warned displaced people not to rush home and Israel said it would not withdraw its troops from the area.
Ukrainian man found guilty of setting on fire houses linked to UK PM Starmer
A Ukrainian man was found guilty on Monday of carrying out arson attacks on property connected to British Prime Minister Keir Starmer in May last year on behalf of a mystery figure he knew only as "EL Money".
Britain announces sweeping social media ban for under-16s
British Prime Minister Keir Starmer said on Monday he would ban social media sites for under-16s and impose restrictions on gaming and livestreaming platforms, in some of the world's most far-reaching online restrictions to date.
The UAE reiterated the importance of dialogue, diplomacy and adherence to international law following the US-Iran memorandum of understanding.
United Arab Emirates President His Highness Sheikh Mohamed bin Zayed Al Nahyan travelled to Egypt on Monday to speak with President Abdel Fattah El-Sisi.
A man, who was stranded in the mountains of Hatta, has been rescued by Dubai Police's 'brave unit' following a two-day extensive search operation.
