 Complete the following phrase:  Initially named Sahat al-Burj, the Municipality of Beirut modernized the square in 1878 as the main meeting place of the city. Beshara Effendi designed a garden with fountain and kiosks, overlooked by the Petit Serail - the seat of Beiruts governor general  as well as public buildings and souks. After that, the square underwent a lot of transformations until 1931, where it took the name of Martyrs Square in commemoration of the martyrs executed there under Ottoman rule and a monument was erected. In 1950, the Petit Serail was demolished. The new Rivoli cinema blocked the link between the square and the harbor. Martyrs Square became Beiruts bus and taxi terminus and a popular venue for cinemas, coffee-houses, modest hotels and the red-light district. During the 