The six Leopard tanks promised by Spain to Ukraine left by sea on Friday evening and will reach their destination in the coming days. Russia's fortunes grew by $152 billion last year as natural resource prices rose, recovering from losses made after the start of the war in Ukraine.

Brazil's President Luiz Inacio Lula da Silva began a visit to Portugal on Saturday to reconnect with the former colonial power, but the two Portuguese-speaking countries appear divided over the war.NATO Secretary General Jens Stoltenberg said he was "confident" that Ukraine, which is preparing for a counter-offensive, could regain ground against the Russians.