In 1921, China was in the midst of the Kuomintang Northern Expedition. This period was the period of the Northern Expedition under the leadership of the Chinese Kuomintang, which aimed to unify China, end the chaos of Beiyang**, overthrow the warlords, and realize the unification of the country and the independence of the nation. From July 1 to 12, 1921, a major meeting of our party was held in Shanghai, marking the founding of our party and opening a new era in our country.
In 1921, the world was in a period of post-war reconstruction and was gradually recovering from the shadow of the First World War. Many countries are struggling to re-establish the post-war economic and social order, while also seeking international cooperation and reconciliation to avoid another relapse into war in the future. During this period, the world also underwent a lot of changes, which had a profound impact on the future.
In December 1921, the United Kingdom** and the representatives of Ireland signed the Irish Self-Government Act, formally recognizing the autonomy of Ireland and ending centuries of British rule in Ireland.
In November 1921, the Washington Naval Treaty was signed in Washington, USA, stipulating the size and equipment limits of the navies of various countries, which was also the first large-scale treaty in human history to limit the vicious arms race.
In 1921, the Indian National Congress Party was founded in India and led the national liberation movement in India, laying the foundation for India's independence.
All these events have had a profound impact on the political, economic and social development of countries around the world and have become important milestones in the history of the 20 th century.