Short answers, pulled from the story.
The Chinese Communist Party's founding congress commenced on the 23rd of July 1921. It was originally held in a house in the Shanghai French Concession before moving to a tourist boat on South Lake in Jiaxing, Zhejiang province.
General Zhu De led a battalion to take the city of Nanchang but his troops retreated after five days. This event marked an initial successful attempt that ultimately failed as Mao Zedong later accepted defeat with 1,000 survivors marching east to the Jinggang Mountains of Jiangxi.
An estimated 15 to 45 million deaths occurred during the Great Chinese Famine which resulted from general mismanagement and exaggerations of harvests under the Great Leap Forward. This disaster makes it the largest famine in recorded history.
Xi Jinping Thought on Socialism with Chinese Characteristics for a New Era was added to the party constitution in the 19th National Congress in 2017. In November 2021 the CCP adopted a resolution crediting Xi as being the main innovator of this thought.
The general secretary has served as Chairman of the Central Military Commission since Jiang Zemin took office in 1989. The Central Military Commission controls operations of the People's Liberation Army through formal relationships within institutional channels.