1999 UNAM strike the closure. On February 1, 2000, students and workers opposed to the strike clashed with CGH and their supporters. This incident occurred when 200 students attempted to enter an UNAM-owned and run high-school, not on the main campus, to try to restart classes. 400 federal police officers were sent to open a way through the barricades, which they accomplished with many injuries, and even some fatal ones. On February 7, 2000, federal police stormed the university's main campus, ending the takeover. A total of 632 people were arrested during that ultimate day of violent clashes. 1999 UNAM strike The 1999-2000
School of Chemistry, UNAM while two more external campuses are also part of the School, the External Complex of Tacuba (Conjunto Externo de Tacuba), in Tacuba, west Mexico City, and the Sisal Foreign Station (Estación Foránea de Sisal), in Sisal, Mérida, Yucatan, south-east Mexico. The institution also offers graduate level studies (Master and Doctorate) in diverse areas: In addition, the School offers several Lifelong Learning programs as well as a wide range of training certificates. The UNAM also has the Institute of Chemistry (Instituto de Química). In the early 20th century, the mexican industry was strongly focused on beer brewing, mining, sugar processing, fabric