Borussia Dortmund agreed to transfer Abdou Diallo to reigning French champions Paris Saint-Germain. He transferred with immediate effect.
Sebastian Rode also left Borussia Dortmund, transferring to Bundesliga rivals Eintracht Frankfurt.
Alexander Isak will play for Real Sociedad in Spain's first division beginning in the 2019/2020 season.
Jeremy Toljan also left Borussia Dortmund on loan and will ply his trade in Italy with U.S. Sassuolo Calcio during the 2019/2020 season.
FC Spartak Moscow in Russia secured a loan deal with a subsequent buy option for André Schürrle.
Maximilian Philipp also left Borussia Dortmund and will play for FC Dynamo Moscow in Russia.
Shinji Kagawa transferred to Real Zaragoza in Spain's Segunda División.
Ömer Toprak is on loan to SV Werder Bremen for the 2019/2020 season.
Even before the new financial year had begun, Borussia Dortmund announced that it had signed four new players for the upcoming 2019/2020 season.
At 26 years of age, Nico Schulz arrived from TSG Hoffenheim to help shore up the midfield in the upcoming season. Borussia Dortmund landed another midfield reinforcement in Thorgan Hazard from Bundesliga rivals Borussia Mönchengladbach. Germany international Julian Brandt joins from Leverkusen and can play in a variety of attacking positions. They all signed contracts with terms expiring on 30 June 2024.
Mats Hummels, who previously played for Borussia Dortmund from 2008 to 2016, will return to the club for the upcoming season and signed a contract through 30 June 2022.
Preseason training for the 2019/2020 season began on 3 July 2019. Borussia Dortmund once again toured the United States, from 15 to 21 July 2019.
The team beat the Seattle Sounders 1:3. Borussia Dortmund also won its second test match against Liverpool FC with 2:3.
Borussia Dortmund then held its training camp in Bad Ragaz, Switzerland, from 27 July 2019 to 2 August 2019. During its training camp, the team played one test match against Udinese Calcio and another test match against FC St. Gallen.
Borussia Dortmund officially kicked off the new season on 4 August 2019, presenting the team to the public and holding a variety of events in and around SIGNAL IDUNA PARK.
At the end of June 2019, DFL Deutsche Fußball Liga GmbH published the fixtures for the upcoming 2019/2020 season. Borussia Dortmund's first match of the season was a home match against FC Augsburg on 17 August 2019.
On 9 August 2019, Borussia Dortmund travelled to Düsseldorf and beat third-division side KFC Uerdingen 0:2 to advance on the next round of the DFB Cup.
Borussia Dortmund and head coach Lucien Favre came to an early agreement to extend his contract, which was set to end on 30 June 2020, until 30 June 2021.
On 3 August 2019, the DFL Super Cup was played at SIGNAL IDUNA PARK.
Borussia Dortmund won its first silverware of the 2019/2020 season by beating FC Bayern Munich 2:0 at home.
Dr Werner Müller
Borussia Dortmund mourns the loss of Dr Werner Müller. The Deputy Chairman of the Supervisory Board of Borussia Dortmund passed away on 15 July 2019 in Essen at the age of 73. Dr Müller joined Borussia Dortmund's Advisory Board in 2006. He joined the Supervisory Board on 24 November 2014 and was appointed its Deputy Chairman on 23 November 2015.
The Bundesliga's summer transfer window for the 2019/2020 season closes on Monday, 2 September, two days later than usual.
Eurosport, which currently holds the rights to broadcast Bundesliga matches live, has sublicensed these rights to the streaming service DAZN for the upcoming Bundesliga season. Having agreed to a partnership spanning several markets, both broadcasters also entered into an agreement, approved by DFL Deutsche Fußball Liga GmbH, to broadcast 45 Bundesliga matches in both the 2019/2020 and 2020/2021 seasons in Germany and Austria.
Borussia Dortmund's Sustainability Report for the 2018/2019 season will be published online on 31 October 2019 at https://verantwortung.bvb.de.