Choose a subject in front of a background with depth. Select your shortest focal length and take a close low viewpoint, below your subject. Find a natural point of focus and take the shot.
Polish army academy soldiers in Warsaw. Leica summilux 1:1.7-2.8 /10.9-34. Efl 24mm, 1/160 at f/8.0.
The extreme lean-in of the building and statue in the background and distortion of facial features (particularly front left) add to the menace of the the subject, which in itself is already menacing. Not the best settings for a standard portrait, but provide an imposing atmosphere when required.