sentences:  The hippodrome was completed in 1921 by Amine and Bahjat Abdelnour while the casino structure became the seat of the French mandate authorities in Lebanon.In the 1960s, the Beirut Hippodrome became one of the busiest race tracks in the world, holding races twice a week, 52 weeks a year.The Israeli army occupied the hippodrome during the Invasion of Lebanon in 1982.