Professor Michael Clarke has been answering your Ukraine war questions - scroll down for the best of his answers or watch back in the video below.

Russia ramps up the Su-57 program, with its new 177S turbofan engine, amid Western pressure over its war in Ukraine.

Analysis by the Royal United Services Institute identifies vulnerabilities in Russia's fighter aircraft supply chain that could be exploited through targeted Western sanctions to disrupt production of types including the Sukhoi Su-35 and Su-57.

Alexei Zhuravlev also said Russia isn't restricted from sending offensive weapons, such as the Oreshnik ballistic missile, to Venezuela.

A Russian national, now in Azerbaijan, is suspected of coordinating a 2024 parcel plot targeting air cargo planes in Europe.

Myanmar says it has commissioned new Russian helicopters and Chinese airplanes into its air force as the two nations continue to supply the country’s military-run government with equipment despite international pressure to end its bloody civil war.

The UK Defense Secretary said the Russian ship pointed lasers at a RAF P-8 Poseidon while on the edge of UK waters off Scotland. The Russian intelligence

Russian forces fighting in Pokrovsk are disguising themselves by dressing up as civilians, Ukrainian military officials have said, adding to the challenge of holding on to the strategic city.Military personnel deliberately passing as civilians to deceive the enemy is classified as a war crime,