The renewed Franco-Polish push has centered on the Weimar Triangle – which also includes Germany – and on closer cooperation between Warsaw and Parish, especially after both sides signed a defense and energy treaty last year. French President Emmanuel Macron met with Polish Prime Minister Donald Tusk in Gdańsk on Monday during a high-profile visit. Among the key topics on the table was whether France could extend elements of its nuclear deterrent to European allies, including Poland, while still keeping launch authority in the hands of the French president.