The erratic behaviour of Julian Assange during his self-imposed exile has been dramatically captured in videos and documents obtained by MailOnline.

Assange’s seven-year stay in Ecuador’s embassy in central London resulted in a bizarre existence, making him an eccentric Robinson Crusoe type figure who resorted to desperate means to keep himself occupied.

The newly-emerged videos show Assange, 47, with fists clenched and his arms pumped as he frantically boxes with an imaginary sparring partner.

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