MOSCOW, December 28. /TASS/. Russian President Vladimir Putin and US leader Donald Trump held their ninth telephone conversation this year.

According to Kremlin aide Yury Ushakov, they discussed the situation in Ukraine and prospects for cooperation between the two countries prior to Trump’s meeting with Vladimir Zelensky.

The presidents also agreed to speak again after the US-Ukrainian talks.

TASS has compiled the key details of the phone call between the Russian and US leaders.

Trump was the first to announce the conversation. "I just had a good and very productive telephone call with President Putin of Russia prior to my meeting, at 1:00 p.m. today, with President [Vladimir] Zelensky of Ukraine," he wrote on Truth Social.