Russian President Vladimir Putin submitted the document to the State Duma in March MOSCOW, April 8. /TASS/. Russia’s State Duma (lower house of parliament) has ratified the Treaty on Comprehensive Strategic Partnership with Iran. Russian President Vladimir Putin submitted the document to the State Duma in March. The treaty was signed during Iranian President Masoud Pezeshkian's visit to Moscow in January. The document provides the legal framework for the long-term development of relations