Which year did Alvin Cheng organize the rally with his schoolmates in support of the hong kong umbrella movement?
Umbrella Movement The Umbrella Movement () is a political movement that emerged during the Hong Kong democracy protests of 2014. Its name arose from the use of umbrellas as a tool for passive resistance to the Hong Kong Police during the occupation which was sparked by the decision of the Standing Committee of the National People's Congress (NPCSC) of 31 August of that year which prescribed a selective pre-screening of candidates for election of the region's leader.
Occupy Cal Occupy Cal included a series of demonstrations that began on November 9, 2011, on the University of California, Berkeley campus in Berkeley, California. It was allied with the Occupy Wall Street movement in New York City, San Francisco Bay Area Occupy groups such as Occupy Oakland, Occupy Berkeley, and Occupy San Francisco, and other public California universities. "Cal" in the name "Occupy Cal" is the nickname of the Berkeley campus and generally refers specifically to UC Berkeley.