claim: Maria Theresa reigned for 30 years.
evidence: Ming Ming -LRB- 1977 -- 7 May 2011 -RRB- was the world 's oldest giant panda .. giant panda. giant panda. She died of kidney failure at age 34 at the Xiangjiang Wild Animal World in Guangdong Province .. Guangdong Province. Guangdong Province. kidney failure. kidney failure. Her name translates from Chinese as `` bright '' .