Translation of "Crucially" in German

Crucially, Suchet also promised protection from the many Spanish guerrilla bands who

Entscheidend war, dass Suchet auch Schutz vor den vielen spanischen Guerilla-Bands versprach, die

Crucially, he had a gift for turning Napoleon’s  verbal, sometimes vague commandments into clear,  

Entscheidend war, dass er die Gabe hatte, Napoleons verbale, manchmal vage Gebote in klare,