in defiance of (something)
Regardless or in spite of something. Oh, so you snuck out last night, in defiance of the punishment your father and I had given you. In that case, you're grounded for a month now.
in defiance of
In spite of, with outright disregard for, as in They went on strike in defiance of union policy. This term was first recorded in 1750.
in defiance of
In spite of; contrary to: went on strike in defiance of union policy.