German Chancellor Angela Merkel also said on Fridaythat assumed that Britain would stick to its Brexit negotiation plan after the country's surprise election results, adding that she wanted to get to work quickly on talks over Britain's separation from the European Union.
She side-stepped questions from journalists that would have offered her the chance to criticize Trump, and she declined to address a question about whether she is taking on a new global leadership role.
ANGELA Merkel was pictured enjoying a glass of champagne as Theresa May faced a battle to keep her place at Number 10.
Mexico is now in negotiations with the European Union to modernise a free trade agreement they signed 20 years ago.
At a time when Mexico is looking to diversify its export markets and given the chancellor's influence in Europe, the visit might provide an opportunity to move towards a modernization of its free trade agreement with the European Union (EU), implemented in 2000.
"Negotiating a free trade agreement is always a hard matter".
"I don't think we should talk about some prolongation of the deadline", he said in Prague.
Stop funding terror, teaching hate: US President Donald Trump to Qatar
The president spoke to the Emir of Qatar Wednesday and proposed a meeting with Gulf leaders to resolve the tension in the region. Trump also called on all other nations to immediately stop supporting terrorism, but he did not name the other countries.
German magazine Der Spiegel reported on Saturday that her staff have drawn up a 13-page paper for the July G20 summit that includes specific references to the 2015 Paris agreement - setting up a potential showdown with Trump.
Macri told reporters that Mercosur was committed to a deal regardless of political turmoil in Brazil, and said he thought protectionism in Europe was a bigger hurdle to be overcome.
"In this sense I am very optimistic".
Merkel said Germany can be a good partner of Argentina as it sought to rebuild its infrastructure.
"Nobody in this world - no individual person or country - can solve all problems alone", Merkel said at a joint press conference in Buenos Aires alongside Argentine President Mauricio Macri.
"Yet another own goal, after Cameron now May, will make already complex negotiations even more complicated", said the former Belgian prime minister.
This was Chancellor Merkel's first visit to Argentina.