Russia launched a massive offensive involving hundreds of drones and missile strikes against Ukraine on the weekend, while a number of Ukrainian missiles were intercepted in the Moscow region. At the same time the two warring countries completed a 1,000-for-1,000 prisoner swap - the biggest since the war began. US President Trump criticised both President Putin as 'absolutely crazy' and President Zelensky, for 'causing problems'.

After Portugal's snap parliamentary election, the conservative PSD, the liberal IL and the far-right Chega have the necessary two-thirds majority for a review of the 1976 constitution, which – written in the spirit of the Carnation Revolution – promises to "open the way to a socialist society" in addition to providing for a social welfare state. Chega and IL are demanding that the opportunity for a constitutional revision be used, while the PSD has so far remained silent on the issue.

A brief scene that has caused a big stir: in a video that quickly went viral, French President Emmanuel Macron can be seen being pushed in the face by his wife Brigitte as he prepares to get off a plane that has just landed in Vietnam for an official visit. While some commentators wonder whether it was a slap in the face, Macron has said that he and his wife were just joking around.

Donald Trump threatened on Friday to impose 50 percent tariffs on EU goods from 1 June, citing a lack of progress in trade negotiations. In a phone conversation with EU Commission President Ursula von der Leyen on Sunday, the US president however agreed to delay the move until 9 July after von der Leyen said she was ready to advance the talks "swiftly and decisively". European media take stock.

The dispute between President Trump and elite US universities continues to escalate: after accusing them of failing to take sufficient action against pro-Palestinian demonstrations, Trump threatened to cut funding and ban Harvard from accepting foreign students. The latter has been temporarily blocked by a court injunction. Commentators examine the root causes of the row.

US President Donald Trump confronted his South African counterpart Cyril Ramaphosa with claims about the systematic murder of white farmers in South Africa during a White House meeting last week. The 'evidence' he presented is controversial: according to Reuters news agency, one of the images used to back up the accusations was a still from a video of a mass burial in the Democratic Republic of Congo. European commentators weigh in.