Russia 🇷🇺 @Russia
⚔️ #OTD in 1339, construction of the Moscow #Kremlin began. #DYK? The fortress changed its appearance 3 times: first it was built of oak, then in white stone & finally in red brick. Regardless of materials, its walls have always been impregnable for enemy assaults #HeartOfRussia https://t.co/tomYBud4rb — PolitiTweet.org