The population surpassed 58,000 in 1900, the same year as the Great Hurricane struck Galveston. Within a few years, oil companies were establishing offices in Houston to administer oil fields in East Texas. In 1912, the Rice Institute opened its doors on its suburban campus, the first institute of higher learning in the Houston area. Several tall buildings were completed that year, including those used for offices and residences. Tax Commissioner Joseph Jay Pastoriza gained national notoriety for his property tax reform, though it was later invalidated by the Texas Supreme Court. Around this time Houston started drawing immigrants from Mexico, a trend continuing into the 1920s. Many settled in the Second Ward. During this period, the city developed Hermann Park. Houston gained national prominence when it hosted the Democratic National Convention in 1928.