What he was proposing had such a scale and such revolutionary qualities that the Danes got scared.
Seine Konzepte waren so monumental und revolutionär, dass die
Dänen Angst bekamen.
He is to deal with the rogue Danes at Beamfleot and swiftly. - If you could emphasize "swiftly".
Er soll sich um die
Dänen in Beamfleot kümmern, und zwar schnell.