Afterwards, Alexander von Humboldt succeeded, by describing his services to science on his first expedition in Australia, in obtaining a pardon from the King.

By a Cabinet Order, Leichhardt received permission to return to Prussia unpunished.

When the order arrived in Australia, he had already started on his last expedition.
Dr.Leichhardt appears to have been a man whose character, to judge from his short career, was largely composed of contradictions and inconsistencies.

Eager for personal distinction, with high and noble aims, he yet lacked that ready sympathy and feeling of comradeship that attract men.

Leichhardt's followers never desired to accompany him on a second expedition.