Tusk's comments, which European Commission chief Jean-Claude Juncker said he hoped London would heed, come shortly after talk about whether Britain should hold a second referendum on EU membership.
'No one can offer second-class status to Turkey,' says EU minister Omer Celik
Israeli PM talks to British, Polish counterparts, Romanian President and parliament head
Much of the half-century-old US economic embargo against Cuba remains entrenched in law, but under former president Barack Obama federal authorities began to loosen some rules -- something his successor Donald Trump vowed to reverse.
"Many believed that the referendum in the United Kingdom (on leaving the EU) was going to be the beginning of the end of the European Union," Federica Mogherini said during a two-day visit to Cuba.
French foreign minister's scheduled visit to Tehran to be delayed, according to Elysee Palace
In addition to political and economic crisis, all these signal an identity crisis for the EU.
Bulgaria to focus on 4 key areas during 6-month term
They also call for boycotting Austria’s EU presidency in second half of 2018
Foreign Affairs Committee Head Volkan Bozkir assesses Turkey's relations with the EU and Greece and the year to come
Poles are overwhelmingly EU-enthusiastic, with nearly 90 percent backing membership of the bloc that has given the country billions of euros in subsidies, turbo-charging its economic development.
Germany, France, UK, Italy, Spain and 17 others joined call for US to withdraw recognition of Jerusalem as Israeli capital
Turkish government official says they want to restore mutual trust with EU states
Terms of transition still to be determined as UK prepares to quit EU
Budget is ‘the last to be voted on before Greece exits bailout terms under memorandum between the country and its lenders’
Omer Celik says consensus in Turkish parliament over EU membership process is a positive for country's interests
Two Dutch rulings may have benefited IKEA to pay less tax, says bloc
Pressure lifted on the embattled leader after she struck a deal with the European Union over Britain's divorce terms last Friday, enabling talks to turn to the country's future trading relationship after months of fraught negotiations.
Austria's unfortunate, short-sighted position shows a movement based on discrimination, says Turkish Foreign Ministry