I would guess it is a reference to EU conceding to Trump's tariffs such as https://www.bbc.com/news/articles/czxpdv5x54ko https://www.bbc.com/news/articles/czxp

I would guess it is a reference to EU conceding to Trump's tariffs such as https://www.bbc.com/news/articles/czxpdv5x54ko https://www.bbc.com/news/articles/czxpdv5x54ko and general lax treatment of how cosy he and Putin is with each other.