~January to June 1913: A broken spring
January 1913: Yao Chinese forces under Cai E attempt to drive the Qing from Jiangxi province. The initial attack is successful, forcing the Qing to fall back to Nanchung.
January 1913: After having failed to find a market in his native US, Colonel Isaac Lewis enters an agreement to being production of his light machine gun in Britain.
February 1913: To counter German support of the Portuguese Monarchists, the British begin supplying the Republican faction.
February 1913: Crown Prince Constantine of Greece is appointed Chief of Staff of the Greek army.
February 1913: The first 42cm seige howitzer is delivered to the German army. The second will become operational in May.
March 1913: The Balkans League, with Russian backing, begins preparing for a war with the Ottoman Empire.
March 1913: With the troop trials having proved successful, the British formally adopt the Pattern 13 as the Enfield rifle. However as problems remain with the high powered 0.276" round, it is decided to delay it's introduction until 1914 to allow the issues to eliminated, though production tooling is prepared at Vickers and the Royal Small Arms Factory in Enfield.
April 1913: Germany and Austria-Hungary begin to pressure the Balkan League to avert their invasion of the Ottoman's European territory.
April 1913: The Balkans League mobilises for an attack on the Ottomans. Austria-Hungary and Germany respond threatening intervention if the attack goes ahead.
April 1913: The Yao drive into Jiangxi province is halted at the Battle of Royang Hu.
April 1913: Despite strong opposition, US President Roosevelt gains Congressional approval to construct two battlecruisers, two battleships and six cruisers. However due to limits imposed by congress, the Abraham Lincoln class battlecruisers are limited to 26,000 tons and the Pennsylvania class battleships to 24,000 tons. As a result, both are armed with eight 14" guns and their armour is reduced, 12" for the battleships and 6" for the battlecruisers. The battlecruisers are capable of 27 knots and the battleships 21 knots. The cruisers are limited to 4,000 tons, armed with five 6" guns, 3" of armour and capable of 27 knots.
May 1913: An All Empire team tours the US in conjunction with a state visit by King George in an effort to promote the game there. The tour does inspire an increase in interest in cricket, with a small regular US circuit developing.
May 1913: Russia guarantees support for the Balkans League in the event of Great Power intervention in their attack on the Ottomans.
May 1913: President Madero of Mexico is deposed in a US backed coup by General Victoriano Huerta. The violence of the Mexican Revolution quickly resumes as Huerta establishes a brutal dictatorship and the revolutionaries coalesce around Venustiano Carranza.
May 1913: Using the ongoing revolt in Albania as a pretext, the Balkans League declares war on the Ottoman Empire. Austria-Hungary and Germany issue an ultimatum giving the League nations one week to withdraw from Ottoman territory.
May 1913: The poorly deployed Ottoman army begins to fall back in the face of the concerted Balkans League attack.
May 1913: Russia orders a general mobilisation to support the Balkans League. This triggers Austria-Hungary and Germany to mobilise, which in turn forces the French to mobilise.
May 1913: The Ottomans close the Turkish Straits.
May 1913: The Serbia and Bulgaria begin moving troops from the facing the to face a potential Austro-Hungarian attack. This allows the Ottomans a respite to form a defensive line.
May 1913: Austria-Hungary declares war on the Balkan League nations. The war rapidly spreads with France, Germany and Russia all entering within a few days. The British cabinet meets to discuss the growing crisis. After fierce debate, the cabinet issues a demand all parties respect Belgium neutrality.
June 1913: Belgium rejects a German demand to allow their troops free passage across the country. Germany invades the next day, a few hours later French troops enter the country to counter this without consulting the Belgium government. The British government strongly protests, demanding both France and Germany immediately withdraw. Both refuse, stating they will withdraw when the other does. The cabinet debates entering the war but decides to delay any decision until the Dominion leaders can be consulted at the Cardiff Imperial Conference scheduled for July.
June 1913: Germany besieges the fortresses of Leige and Namur while the Belgium government grudgingly accepts the French moves as support. German heavy artillery rapidly destroys the fortresses.
June 1913: The Austro-Hungarians launch an offensive into Russian Poland.
June 1913: French troops begin occupying German colonial possessions in the Pacific.
June 1913: The British demand all parties respect the freedom of navigation, especially in the English Channel. The Royal Navy begins neutrality patrols in the Channel and North Sea.
June 1913: The US declares its neutrality in the European war.
June 1913: Germany demands the Danes mine the Danish Straits to close off access to the Baltic. Despite treaty obligations not to close access to the Danish Straits, the Danes agree after consulting the neutral powers.
June 1913: The German High Seas Fleet begins shelling the Belgium coast.
June 1913: Russian troops enter East Prussia. The Germans fall back in the face of the Russians
June 1913: German surface raiders begin attacking French merchant shipping.
June 1913: Acting on his own initiative, General Maximilian von Prittwitz commanding German Eighth Army orders a counter attack against the advancing Russians. Attempting to destroy the Russian First and Second Armies in detail, he is caught in the flank by the Second Army under General Aleksei Brusilov and his army destroyed. Von Prittwitz orders a general retreat in the face of the Russians.