By Lidia Kelly (Reuters) – Ukraine President Volodymyr Zelenskiy honoured his people’s resilience in times of bloodshed in a long and lyrical New Year speech, while Russian leader Vladimir Putin stressed his country’s unity in a short and stern message that made only passing reference to the war. The speeches – traditional Dec. 31 messages in both Russia and Ukraine – came as both countries marked the end of the year with increased air attacks on each other’s territories. But neither side can point to any major frontline achievements in 2023. “The major result of the year, its main achievement…