On This Day - What happened 15 June

The Ottoman victory in Kosovo in 1389 effectively marked the end of Serbian power in the region, paving the way for Ottoman expansion into Europe.

By the time the Byzantine civil wars had ended, the Ottomans had defeated the Serbians and subjugated them as vassals. Following the Battle of Kosovo, much of the Balkans became dominated by the Ottomans.

Congress created the Continental Army on June 14, 1775, and Samuel and John Adams nominated Washington to become its commander in chief. Washington was chosen over John Hancock because of his military experience and the belief that a Virginian would better unite the colonies. He was considered an incisive leader who kept his "ambition in check". He was unanimously elected commander in chief by Congress the next day.

The Austrian army agreed to abandon Northern Italy once more with the Convention of Alessandria, which granted them safe passage to friendly soil in exchange for their fortresses throughout the region.

This was followed by the occupation of Trujillo on 9 June. Six days later, and as a result of Spanish massacres on independence supporters, Bolívar dictated his famous "Decree of War to the Death", allowing the killing of any Spaniard not actively supporting independence.

The 1896 Sanriku earthquake was one of the most destructive seismic events in Japanese history. The 8.5 magnitude earthquake occurred at 19:32 (local time) on June 15, 1896, approximately 166 kilometres (103 mi) off the coast of Iwate Prefecture, Honshu. It resulted in two tsunamis which destroyed about 9,000 homes and caused at least 22,000 deaths.

The Agricultural Marketing Act of 1929 is signed into law, providing some $100 million in emergency loans to struggling farmers.

He applied to join the United States Navy. As a birthright Quaker, he could have claimed exemption from the draft; he might also have been deferred because he worked in government service. But instead of exploiting his circumstance, Nixon sought a commission in the navy. His application was successful, and he was appointed a lieutenant junior grade in the U.S Naval Reserve (U.S. Navy Reserve) on June 15, 1942.

The United States also invited a smaller group of countries to send experts to a preliminary conference in Atlantic City, New Jersey, to develop draft proposals for the Bretton Woods conference. The Atlantic City conference was held from June 15–30, 1944.

On 15 June 1961, First Secretary of the Socialist Unity Party and GDR State Council chairman Walter Ulbricht stated in an international press conference, "Niemand hat die Absicht, eine Mauer zu errichten!" (No one has the intention of erecting a wall!). It was the first time the colloquial term Mauer (wall) had been used in this context.

On 15 June 1977, Spain held its first post-Franco democratic elections.

Mohamed Salah Hamed Mahrous Ghaly born in 15 June 1992, in Nagrig, Basyoun, Egypt.

On 15 June 1993, Operation Sharp Guard, a naval blockade in the Adriatic Sea by NATO and the Western European Union, began and continued until it was lifted on 18 June 1996 on termination of the UN arms embargo.

By 15 June, the ARBiH secured the area northwest of the town, while the HVO kept the northeastern part of the municipality and the town of Novi Travnik. The battle continued into July with only minor changes on the front lines.

In 2005, the critically lauded Batman Begins film was released; also, the company published several limited series establishing increasingly escalated conflicts among DC's heroes, with events climaxing in the Infinite Crisis limited series.

On June 15, 2006, Gates announced that over the next two years he would transition out of his day-to-day role to dedicate more time to philanthropy. He divided his responsibilities between two successors when he placed Ray Ozzie in charge of day-to-day management and Craig Mundie in charge of long-term product strategy.

On June 15, 2006, Jordan bought a minority stake in the Charlotte Bobcats, becoming the team's second-largest shareholder behind majority owner Robert L. Johnson. As part of the deal, Jordan took full control over the basketball side of the operation, with the title "Managing Member of Basketball Operations".

As of 2 May 2011, he became the leader of al-Qaeda following the death of Osama bin Laden. This was confirmed by a press release from al-Qaeda's general command on June 16. Al-Zawahiri's succession to command of al-Qaeda was announced on several of their websites on June 16, 2011. On the same day, al-Qaeda renewed its position that Israel was an illegitimate state and that it wouldn't accept any compromise on Palestine.

On June 15, 2018, following an investigation by the U.S. Attorney's Office for the Northern District of California in San Francisco that lasted more than two years, a federal grand jury indicted Holmes and former Theranos chief operating officer and president, Ramesh "Sunny" Balwani, on nine counts of wire fraud and two counts of conspiracy to commit wire fraud. Both pleaded not guilty. Prosecutors allege that Holmes and Balwani engaged in two criminal schemes, one to defraud investors, the other to defraud doctors and patients.

The corrupt 1st bishop of Haarlem passed away at the age of 70.

Protestant troops defeated Earl Bothwell's army in the Battle at Carberry.