There is no indication of challenges to her leadership and , until her death , her co-regent remained in a secondary role , quite amicably heading her powerful army -- which would have given him the power necessary to overthrow a usurper of his rightful place , if that had been the case .
There is no indication of challenges to her leadership and , until her death , her co-regent remained in a secondary role , quite amicably heading her powerful army -- which would have given him the power necessary to overthrow a usurper of his rightful place , if that had been needed .