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In 1887, during the time of Nasser-al-Din Shah, an 8.7 km 1,000 mm (3 ft 3 3⁄8 in) metre gauge horse-driven suburban railway was established south of capital, that was later converted to steam. This line was closed in 1952.
The Pahlavi family ruled for more than five decades before the 1979 revolution, shaping much …