June 15, 1928 (, Boshin April 28), the Nanjing National Government announced the completion of the great cause of national reunification. Reference June 1928, the Nanjing National Government issued a "declaration of unity. National Revolutionary Army occupied Beiping and Tianjin, the KMT that unification has been rolled together, decided to draft a Declaration, to declare that the drafters of the Declaration of internal and foreign policy-pao, Tsai Yuan-pei, Yu Yu-jen, Zhu Ji Qing Ding Wei Fen. 15, 2009, the Ministry of Foreign Affairs of the National Government is officially released.

basic elements: declare a national unified "has been completed," the military and political period will end, the future mandate of the National Government, the past era of warlords to exclude internal realization of the Three Principles of the People, "fundamentally undermine The present organization of society, if the Communist Party, etc., there will certainly not be its existence "; external willing to seek diplomatic relations with the state Fureai" in accordance with the obligations of legal formalities, always a bad idea contempt ".
the same day, the National Government published "modify the unequal treaties Declaration:" the National Revolutionary advocated by the National Government, its fundamental purpose is to build a new country, to seek the freedom of the citizens of the benefits to the Figure International of equality and peace. China more than eighty years, much of the shackles of the unequal treaties, such shackles both with international contrary to the principles of mutual respect of sovereignty, and also independent countries are not allowed to. Today's China unified rolled together on the occasion of the implementation of the Renewed New Testament, in order to complete the equality and mutual respect for the sovereignty of the purpose. The National Government is confident that all the international community after lift shackles, with AIA substances on the spirit of mutual assistance, will be able to promote the progress of world culture.
6, 14, the KMT Central Executive Committee meeting decided that the (history. cn) the Northern Expedition Jigao ceremony held in front of the Sun Yat-sen coffin wells proposed the commander-in-chief of the National Revolutionary Army Chiang Kai-shek presiding at. Chiang Kai-shek is pleased to accept this task, the center of the restoration in the 16th, "When obeyed northward memorial service.
26, Chiang Kai-shek's Nanjing after the process in compliance with the command of the National Government, the kai veteran Wu Zhihui, Zhang Jingjiang by way of Wuhan northward. The way the invitation of the fourth army commander in chief Li Tsung-jen, the commander-in-chief of the second army Feng Yuxiang went flat, but Feng is not accompanied by, and later left for.