Ukrainian President Volodymyr Zelenskyy has invited Slovak Prime Minister Robert Fico for talks in Kyiv, rejecting Fico's proposal to resolve a dispute over Russian gas. Tensions have escalated between the two leaders, with Zelenskyy refusing to renew a gas transit contract with Russia and Fico warning of economic damage. The European Commission supports Ukraine's stance against Russian gas transit. Fico has threatened retaliation against Ukraine, while Zelenskyy criticized Fico's dealings with Moscow. Fico has invited Zelenskyy to Slovakia for discussions, but the situation remains tense. Article complet (Euronews.com)