US president says allegations of paying off porn stars were made just to embarrass him

Prosecutors accuse her of working with Russian official and US citizens to try infiltrate NRA

Violent videogames can lead to aggression, but rivalry between gamers is a bigger risk

Nicaraguan leader is last in generation of Latin American revolutionaries clinging to power

People can use the blueprints to manufacture a plastic gun using a 3D printer

Mariia Butina moved in with Republican political operative nearly twice her age

Europe Letter: US president’s meeting with Russian leader was stranger than fiction

Mariia Butina (29) accused of working with high-level Americans and reporting to Kremlin

Paul Manafort and Konstantin Kilimnik both accused of obstructing justice

Net Results: Firms must not break law on app permissions and data they gather

State’s lieutenant governor criticised after calling for teachers to be heavily armed

Suzanne Lynch recounts another extraordinary week in the presidency of Donald Trump

Cutting US troops in South Korea ‘not on the table’ at this point in time, says US president

Rudy Giuliani’s version of events delivered in media blitz is contradicted by US president

US president hints at progress in winning the release of three Americans held in North

March for Our Lives: Activists hope major rally can impact upon mid-term elections

Gunman shot two other students before exchange of fire with security officer at Maryland school

Marjory Stoneman Douglas students have touched a political nerve across the country

Business is brisk at Florida’s ‘largest gun event’, hours from the Parkland massacre

The US president has lost his closest aide and seen his son-in-law humiliated this week

In televised remarks to bipartisan meeting, president says lawmakers are afraid of NRA

Gun chain to stop selling assault-style rifles in wake of Florida school shooting

‘We shouldn’t be banning guns for law-abiding citizens,’ says Paul Ryan

‘I really believe I would have run in there even if I didn’t have a weapon,’ president says

Number of firms cut ties with group following mass shooting at school in Florida

Florida school massacre has mobilised anti-gun campaigners like never before

Amid gun control pressure, US president also spoke of building a wall and Hillary Clinton

Teachers are strong people but it is not their responsibility to shoot students with guns

US president claims giving guns to trained staff ‘great deterrent’ to school shootings

Gun rights figurehead: ‘They hate the Second Amendment, they hate individual freedom’

Raw emotion and tough questions characterise extraordinary town hall debate

Lawmakers, students and parents sparred over what to do about school shootings

US president promises to be ‘very strong on background checks’ after Florida attack

Florida school massacre has reignited recurring debate about gun control in the US

Survivors of Florida shooting joined by pupils around country in calls for change

Florida shooting raises questions again about gun control, but nothing will be done

Trump and Republicans impotently focus their attention on everything except the blindingly obvious root of the problem: guns

Analysis: Shooting is deadliest since Sandy Hook but is the eighth in a US school this year

In Sutherland Springs the right to bear arms is a creed as strong as the Baptist faith. But is last weekend’s massacre causing residents to think again?

Migrants, Iran, healthcare, guns: what do Trump voters think of him one year on?