The headquarters of the Swedish Security Service in Stockholm was evacuated on Friday, with several people taken to hospital after a possible gas leak.
A perimeter of 100 m around the headquarters was cordoned off and a "handful" of people were taken to hospital, some of whom were police, after detecting an odour at the scene, according to the police web page.
Police later said the cordon had been lifted.
Minister of Justice Gunnar Strommer told TT news agency that the government was following the situation and in contact with the Security Services.
Earlier on Friday, Swedish Prime Minister Ulf Kristersson held a joint news conference with Hungarian counterpart Viktor Orban as the Hungarian parliament is set to ratify Sweden's NATO application next week - the only remaining hurdle before Sweden can become member of the military alliance.
Israeli Prime Minister Benjamin Netanyahu prepared to leave Israel on Sunday for a meeting with US President Donald Trump, looking to strengthen ties with Washington after tensions with the previous White House administration over the war in Gaza.
Syria's interim president Ahmed al-Sharaa headed to Saudi Arabia on Sunday for his first international visit since the toppling of Bashar al-Assad, his office said.
Greek authorities have advised people on the Aegean island of Santorini to shut schools on Monday, avoid two small ports and refrain from gathering in indoor spaces after increased seismic activity in the area over recent days.
Canada, China and Mexico have ordered retaliatory tariffs in response to the US decision to slap 25 per cent tariffs on all goods coming from Mexico and Canada and 10 per cent on imports from China.