Poland will close 'escape rooms' that do not meet safety standards, Prime Minister Mateusz Morawiecki said on Sunday (local time) after a fire killed five teenage girls.
Poland's president signed into law a bill that imposes jail terms for suggesting the country was complicit in the Holocaust, prompting sharp criticism from Israel and the United States.
Poland is seeing a resurgence of anti-Semitism over pending legislation that would impose jail terms for suggestions that the nation was complicit in the Holocaust, local minority groups warned.
The US State Department approved a possible $US10.5 billion sale of Raytheon Co's Patriot missile defence system to Poland, the Pentagon said.
President Donald Trump affirmed the US commitment to the defence of NATO allies in a speech that gently criticised Russia, and he said Western civilisation must stand up to "those who would subvert and destroy it".
A US congressman who was criticised for filming a video inside a former gas chamber at the Auschwitz death camp apologised and removed it from social media, saying he had intended it as a tribute to those killed at the Nazi-run site.