April 15 (Reuters) - Ukraine's Defence Ministry said on Wednesday it was introducing a new model of combat operations integrating drone warfare with infantry and pointed to successes it said had been achieved in retaking territory from Russian forces in the south of the country.

President Donald Trump’s staunch ally, Prime Minister Viktor Orbán, suffered a landslide defeat in Hungary’s election, ending his 16-year rule as Péter Magyar’s party won 53.6% of votes.