Angelina Jolie's depression has put a strain on her relationship with Brad Pitt, who is visiting Italy last month with Maddox and Pax for the Venice Film Festival.

Angelina Jolie's depression puts a strain on her relationship with Brad Pitt

'Angelina feels that Brad has it easy,' says the source.

'He had the kids without the pain of birth, and he can just jet off whenever he feels like it.'

Despite Angelina's struggle, Brad is already planning more children, telling reporters in Venice: 'I'll have two more by next year.'

Image WENN