Why was Julia sent to spy on wiston?

Julia was sent to spy on Winston because she wanted to gauge his feelings towards the Party and to see if he shared her rebellious sentiments. She believed that he was disillusioned with the oppressive regime and sought to connect with him on a personal level. By approaching him, she aimed to form a bond rooted in their mutual disdain for the Party, ultimately hoping to engage in a secret romantic relationship that defied societal norms.