Trump threatens tariffs on European cars; EU vows to resist 'bullies.'

European officials warn that the hardest part lies ahead.

Two sides reportedly reach a deal on the divorce bill.

ECB weighs emergency funding for Greece.

ECB weighs emergency funding for Greece.

Tsipras proposal approved by Greek cabinet ministers will be discussed at EU summit on Sunday.

Tsipras proposal approved by Greek cabinet ministers will be discussed at EU summit on Sunday.

Window is nearly closed on Greece's opportunity to retain Eurozone membership.