Write a realistic, sensible, plausible and alternate history scenario in the form of a historical documentary book chapter set in the world of the alternate historical scenario with no references to this being an alternate history scenario or to the real world timeline at all, in which the Beiyang Government of the Republic of China in its [the Beiyang Government of the ROC's] second form as the Yuan Shikai founded and [Yuan Shikai]-led Empire of China created [the Empire of China] on 12 December 1915, [the Empire of China] wins the National Protection War of 25 December 1915 – 14 July 1916 against what would become the Han Chinese nationalist, Han supremacist and Han expansionist Kuomingtang-lead Nationalist China/Second Republic of China/Nationalist Chinese State then lead by Dr. Sun-Yat Sen due to Shikai's death on 13 December 1915, a year after he [Shikai] formed the Empire of China with his [Shikai's] son, Yuan Keding, who [Keding] had become the Crown Prince Yuntai when his [Keding's] father [Shikai] became Emperor Hongxian [Promote the Constitution |Hongxian|] after [Shikai] forming the Empire of China, [Yuntai] leading the nation [the Empire of China] under a regency government and the death of Dr. Yat-Sen in the heat of battle during the National Protection War. During the National Protection War the Empire of China becomes a Japanese protectorate in all but name as the death of the Japanese Empire's man in the China region, Dr. Sun-Yat Sen means that the Russians, French and English begin supporting the Nationalists in order to expand and [the Russians, French and English] maintain their [the Russian, French and English] colonial concessions in Han China proper, Cantonia and post-Qing Mongolia respectively.

In keeping with the Xinhai Revolution of 10 October 1911 – 12 February 1912 that [the Xinhai Revolution] overthrew the Manchu-ruled and Manchu-dominated Manchu Imperial House of Aisin-Gioro Great Qing Empire and lead to the formation of the Beiyang Government of the Republic of China as the government [the Beiyang Government of the first Republic of China] of post-Qing, independent Han China, whose [the Xinhai Revolution's] goal was [what the Xinhai Revolution's goal was] to restore the pre-Qing, Han Chinese Imperial House of Zhu-ruled Great Ming State/"Ming dynasty" to power after [the Xinhai Revolution] toppling both the Qing and Manchus from power in the China region, Yuntai relinquishes all claims to the Chinese throne and [Yuntai] lets the descendants of the Imperial House of Zhu regain their [the Zhu descendants'] rightful position as the Chinese imperial family during the National Protection War, causing massive defections from the Nationalists' combined armed forces, the National Revolutionary Army to the combined armed forces of Beiyang China and armed wing of the Beiyang government, the Beiyang Army, with Yunnan turning on the Nationalists and [Yunnan] helping the Empire of China in exchange for [Yunnanese] independence from China. When Entente troops helping the on-the-verge of annihilation Chinese Nationalists accidentally fire on Imperial Japanese Army soldiers and Imperial Japanese Navy units helping the Empire of China and the Beiyang Army against the Nationalists in the National Protection War, the Japanese assume the worse and [the Japanese] switch sides in WW1 to the Central Powers, [the Japanese] assaulting the Russian East Coast and [the Japanese] taking French Indochina with ease. The world's first modern fascist dictator and American despot from 1912-1919, Woodrow Wilson, is [Woodrow] successfully assassinated by Japanese intelligence when he [Woodrow] threatens US intervention on the side of the Entente with the American Democrats and their [the Democrats'] street arm the KKK, blaming Woodrow's death on a coalition of religious right-wingers, Jews and the American Republicans which allows the Republicans to impeach the Democrats and [the Republicans] remove them [the Democrats] from power with the help of the mostly staunchly Republican voting American black population. Militant Democrats and KKK members flee America for either the British Canadian colonial dominion of British North America or [the Democrats fleeing America] for the British Isles, the Republicans seizing their [the fleeing Democrats'] assets and [the Republicans] redistributing them [the Democrats' assets] to American blacks and migrants. 

With the Japanese assaulting the East and [the Japanese] even making the post-Qing Russian satelite state of the Bogd Khan-ruled Bogd Khanate of Mongolia/Great Mongolian State into a Japanese protectorate and the German Imperial Army and the Austria-Hungarian Armed Forces making gains in the West, [the German and Austria-Hungarian Armed Forces] even taking Saint Petersburg and Moscow, the Russian Empire surrenders and [the Russian Empire] signs the Treaty of Brest Litovsk, with the German Empire forming the North German-Slavic House of Mecklenburg-ruled United Baltic Dutchy in Estonia and Latvia, [the German Empire forming] the House of Mecklenburg's cadet branch of the House of Urach-ruled Kingdom of Lithuania in Lithuania, [the German Empire] forming the German House of Hohenzollern-ruled Kingdom of White Ruthenia in Belarus, [the German Empire forming] the Ukrainian House of Skoropadsky-ruled Ukrainian State/Second Ukrainian Hetmanate in Ukraine minus Donbass, [the German Empire forming] the Swedish-Russian House of Rurikid-ruled Don Kuban Union in Russia's Don and [Russia's] Kuban regions along with the Ukrainian Donbass region, [the German Empire] restoring the Kalmyk Khanate in Kalmykia and the Kingdom of Georgia under a side-branch of the Kingdom of Italy's royal family, the German-Italian House of Savoy in Georgia, with the Austria-Hungarian Empire establishing the Kingdom of Poland ruled [the Kingdom of Poland] by a side-branch of the Austrian imperial family, the Swiss-Austrian House of Hapsburg in Poland proper and [Austria-Hungary] restoring the Serbian House of Obrenović-ruled Kingdom of Serbia in Serbia proper as an Austrian protectorate and [Austria-Hungary] liberating the Serbian House of Petrović-Njegoš-ruled Kingdom of Montenegro in Montenegro from occupation by Serbia as a Austrian protectorate [Montenegro], [Austria-Hungary] also making the German House of Glücksburg-ruled Kingdom of Greece into a de-facto German satelite state, although the House of Saxe-Gotha-ruled Third Bulgarian Tsardom takes Thrace,  Sofia, Pirot, and Vranje in Serbia's Morava Valley as well as Macedonia. The House of Osman-ruled Ottoman Empire also restores the Kazakh side branch of the Mongolian Genghis Khan-descended Imperial House of Borjigin, the Imperial House of Tore-ruled Kazakh Khanate in Uzbekistan and Kazakhstan, [the Ottoman Empire] establishing the Azerbaijan Democratic Republic in Azerbaijan and the First Republic of Armenia in Armenia, along with the  North Caucasian Emirate in  Chechnya and western Dagestan. 

The Japanese Empire established the Far Eastern Republic on the Russian East Coast, [the Japanese Empire] separating Manchuria from the Empire of China as a restored Qing dynasty which [the restored Qing dynasty] reclaims all of Outer Manchuria. The Japanese also force the Russian Empire to recognize the Bogd Khanate's new status as a Japanese protectorate, with the Bogd Khanate taking back all the Mongol majority lands in Siberia stolen from Mongolia by the Russian Czars over the centuries. Japan also restores the Kingdom of Tannu Uriankhai/Tagna Urianhai in Tuva. 

With Russia dealt with and secure the Central Powers continue the Western offensive, with the Ottomans encouraging massive revolts in the British-occupied Kingdom of Egypt in Egypt and Sudan and in North Africa and the Muslim majority regions of Sub-Saharan Africa under Entente colonial occupation. With the Republicans unknowingly shielding America from all foreign influence during their [the Republicans'] removal of Democrat influence in post-Wilson USA, the British are unable to achieve US intervention on the side of the Entente and so the Imperial German Army marches into Paris, with the Irish rebelling against the British later and [the Irish] taking all of Ireland with covert American and German support. The Tory-led British government is desperate to continue the war but the British people revolt against the endless war and the Tory and the Labor Party comes to power [in the UK] on the promise of ending the war, which does happen in 1918 when Labor signs an armitice with the Central Powers. 

The Treaty of Wein is essentially the Treaty of Versailles of OTL but for the Entente. France undergoes an intense period of de-Nazification equivalent with the fascist regime of the Third French Republic being dissolved and Austria-Hungary restoring the House of Bourbon-ruled Kingdom of France in France proper as an Austrian satellite state. The Germans restore the Dutchy of Brittany in Brittany and [the Germans] create an Occitian Kingdom ruled by the House of Orleans in Southern France. The British are forced to grant full independence to all of Ireland which [Ireland] becomes the German protectorate of the Irish House of O'Brien-ruled kingdom of Ireland. Austria-Hungary reclaims South Tyrol from the Kingdom of Italy and [Austria-Hungary] creates the Kingdom of Veneto in the rest of Northern Italy.

Germany seizes all of France's and England's Sub-Saharan African colonies to [Germany] form Mittleafrika [Middle Africa], [Germany] taking  the Dominion of Newfoundland in North America from the British and the Overseas Collectivity of Saint Pierre and Miquelon islands off the southern coast of Newfoundland from France. The Central Powers also force the Entente to recognize the validity of the Treaty of Brest-Litovsk.

The Japanese Empire liberates the Vietnamese nativized side-branch of the Imperial House of Zhu, the  House of Nguyễn Phúc/Nguyễn dynasty-ruled Empire of Vietnam in Vietnam, Cambodia and Laos, with Vietnam also taking the Guangdong and Guangxi regions of Southern China from the Empire of China to restore the ancient Nanyue Kingdom. Japan also restores the House of Kobaung-ruled Third Burmese Empire in Burma and [Japan] also restores the nativized Indian-Pakistani Uzbek-origin Islamisized side branch of the Mongolian Genghis Khan-descended Imperial House of Borjigin, the Imperial House of Babur-ruled Sultanate of Al-Hind [Mughal Empire] in Pakistan and Jammu and Kashmir, with the rest of India becoming a federation of Muslim princely states, Muslim native Indian tribal dutchies and Muslim villages with the Uzbek origin Islamized House of Asaf Jahi becoming the Indian imperial family. The Japanese also transfer Singapore and Hong Kong to the Empire of China although the Germans add Malaysia and Brunei to German East Asia. 

Due to the influence of the Japanese Australia and New Zealand become independent from Britain. 

The Bolshevik Revolution never happens due to Lenin remaining in Switzerland, but the German-Russian Imperial House of Romanov-ruled Russian Empire is effectively a joint German-Austrian satelite state and [the Russian Empire] only truly control European Russia.