* 1913 – Second Balkan War: delegates from Bulgaria, Romania, Serbia, Montenegro, and Greece sign the Treaty of Bucharest, ending the war.

Only several years after its liberation ( 1878 ), Bulgaria became a regional military power and was involved in several major wars – Serbo-Bulgarian War ( 1885 ), First Balkan War ( 1912 – 13 ), Second Balkan War ( 1913 ), First World War ( 1915 – 1918 ) and Second World War ( 1941 – 1944 ), during which the Army gained significant combat experience.

Bulgaria was determined to observe it until the end of the war ; but it hoped for bloodless territorial gains, especially in the lands with a significant Bulgarian population occupied by neighbouring countries after the Second Balkan War and World War I.

* Second Battle of Adrianople-Second Balkan War

The Second Balkan War broke out on 16 June 1913.

Boundaries on the Balkans after the First and the Second Balkan War ( 1912 – 1913 )

The Second Balkan war was a catastrophic blow to Russian policies in the Balkans, where Russia had focused its interests for access to the " warm seas " for centuries.

Because of the Balkan Wars, the Second International held an extraordinary congress at Basel in 1912.

The two protagonists of the fateful decade 1912 – 1922: King Constantine I of Greece | Constantine I and PM Eleftherios Venizelos in the days of their close cooperation during the Second Balkan War, before the deep political and personal rift between the two materialized and led to the National Schism.

In June 1913, Bulgaria attacked Greece and Serbia, beginning the Second Balkan War, but was beaten back.

* 1913 – Second Balkan War: The Greeks defeat the Bulgarians in the Battle of Doiran.

* 1913 – The Greek-Serbian Treaty of Alliance is signed, paving the way for the Second Balkan War.

* 1913 – Second Balkan War: Serbian forces begin their siege of the Bulgarian city of Vidin ; the siege is later called off when the war ends.

During the Second Balkan War, Romania joined Greece, Serbia, Montenegro and Turkey against Bulgaria.

Romania had also recently acquired the Southern Dobruja territory called " The Quadrilateral " from Bulgaria as a result of its participation in the Second Balkan War in 1913.

Romanian territory during the 20th century: purple indicates the Old Kingdom before 1913, orange indicates Greater Romania areas that joined or were annexed after the Second Balkan War and World War I | WWI but were lost after World War II | WWII, and pink indicates areas that joined Romania after WWI and remained so after WWII.

Skopje remained under rule of the Kingdom of Serbia during the Second Balkan War of 1913 when the formerly united front started to fight amongst themselves.

* June 1 – The Greek-Serbian Treaty of Alliance is signed, paving the way for the Second Balkan War.

* June 29 – The Second Balkan War begins.

* August 10 – Macedonia is divided after the Second Balkan War, according to the Treaty of Bucharest.

The great increase in the amount of archaeological activity, and therefore information, in the years immediately preceeding and following the Second World War has brought to light data which has changed the complection of the Saxon Shore dispute.

The discovery during the Second World War that guar gum was similar to imported locust gum increased its cultivation in western Asia and initiated it in the United States.

A little parable illustrative of this truth is afforded by an incident related by Professor Bela Vasady at the end of the Second World War.

During the Second Punic War in 212 BCE, the Ludi Apollinares (" Apollonian Games ") were instituted in his honor, on the instructions of a prophecy attributed to one Marcius.

In 1775, with events outpacing communications, the Second Continental Congress began acting as the provisional government to run the American Revolutionary War and gain the colonies their collective independence.

Christie occasionally inserted stereotyped descriptions of characters into her work, particularly before the end of the Second World War ( when such attitudes were more commonly expressed publicly ), and particularly in regard to Italians, Jews, and non-Europeans.

On the batting-friendly wickets that prevailed in the late 1930s, most Tests up to the Second World War still gave results.

Australia recovered the Ashes in 1934 and held them until 1953, although no international cricket was possible during the Second World War.

* 216 BC – Second Punic War: Battle of Cannae – The Carthaginian army led by Hannibal defeats a numerically superior Roman army under command of consuls Lucius Aemilius Paullus and Gaius Terentius Varro.

Since the Second World War, both theoretical and experimental fields have advanced at a rapid pace.

* 1645 – Thirty Years ' War: the Second Battle of Nördlingen sees French forces defeating those of the Holy Roman Empire.

* 1860 – The Second Maori War begins in New Zealand.

His paternal great-grandfather was a military tribune in Sicily during the Second Punic War.

* 1842 – American Indian Wars: Second Seminole War ends, with the Seminoles forced from Florida to Oklahoma.

* 1937 – Chinese Air Force Day: The beginning of air-to-air combat of the Second Sino-Japanese War and World War II in general, when 6 Imperial Japanese Mitsubishi G3M bombers are shot down by the Nationalist Chinese Air Force while raiding Chinese air bases.

* 1900 – The Battle of Elands River during the Second Boer War ends after a 13-day siege is lifted by the British.

* 1666 – Second Anglo-Dutch War: Rear Admiral Robert Holmes leads a raid on the Dutch island of Terschelling, destroying 150 merchant ships, an act later known as " Holmes's Bonfire ".

* 1918 – World War I: The Second Battle of the Somme begins.

He took part in the subsequent campaign, but when the Peace of Passau was signed in August 1552 he separated himself from his allies and began a crusade of plunder in Franconia, which led to the Second Margrave War.

Following the Second World War, far-reaching social, economic and political changes profoundly affected a number of areas where Ismāʿīlīs resided.

* 1958 – Chinese Civil War: The Second Taiwan Strait crisis begins with the People's Liberation Army's bombardment of Quemoy.

* 1994 – Eugene Bullard, the only black pilot in World War I, is posthumously commissioned as Second Lieutenant in the United States Air Force.

* 1952 – The Sino-Japanese Peace Treaty ( Treaty of Taipei ) is signed in Taipei, Taiwan between Japan and the Republic of China to officially end the Second Sino-Japanese War.

* 1915 – The use of poison gas in World War I escalates when chlorine gas is released as a chemical weapon in the Second Battle of Ypres.