'Force upon' often indicates an unwanted burden that evokes negative feelings.

Emotionally Heavy

'Force upon' suggests an imbalance of power, where one person or group dominates another.

Power Dynamics

The phrase implies resistance or reluctance by the person or group affected.

Use 'force upon' to describe a concrete physical action, often implying dominance or control.

When used physically, 'force upon' can mean imposing a noticeable weight or burden.

'Force upon' suggests one using their physical strength to overpower another's resistance.