Heads of state and government are typically called Mr. President or Madam Prime Minister. So when President Donald Trump used a post Thursday on his social media site to speak directly to Russia's president,

Russian President Vladimir Putin, met with US Special Envoy Steve Witkoff at the Kremlin, the Ministry of Foreign Affairs (MFA) of Russia shared on Friday. In a post on X by the MFA, it was noted that the members on the Russian side included Presidential Aide Yury Ushakov and Kirill Dmitriev,