Some thoughts from Iran analyst Suzanne Maloney:
Iran's Supreme Leader Ayatollah Ali Khamenei congratulated Iranian people on the high turnout.
Russian President Vladimir Putin has congratulated President Rohani on his reelection.
Russia launched its most significant military venture outside the former Soviet Union when it launched an air bombardment campaign in Syria in September 2015 to help longtime Tehran ally Bashar al-Assad cling to power in Damascus.
Reaction by Javier Solana, a former EU Foreign Policy Chief, former Secretary General of NATO and former foreign minister of Spain: