When a nation is struck by overwhelming disaster, its people naturally search for a reason. Often, they fall into the trap of viewing their suffering as mere coincidence. They wonder why such tragedies have befallen them, mistakenly believing they are victims of blind chance, and they question why God has not stepped in to save them [מצודת דוד, מצודת ציון, מלבי״ם, שטיינזלץ]. The response to this outcry shatters any illusion of randomness. The suffering is not an accident, but the direct consequence of an overwhelming accumulation of sins.
To illustrate this reality, a harsh and piercing metaphor of public humiliation is used, directly linking the severity of the nation's wrongdoing to the intensity of its disgrace. The punishment is likened to a woman being publicly shamed. Her dress is forcefully lifted from the bottom up, completely exposing her nakedness. This imagery is drawn from the severe penalty once inflicted upon prostitutes, who were paraded naked and barefoot [מצודת דוד]. On a national scale, this represents the people of Israel. Once safely hidden and protected under God's wings in their own land, they are now exiled among foreign nations. Their divine protection has been entirely stripped away, leaving their vulnerability and shame exposed to strangers [רד״ק].
Another perspective views this lifting of garments as the exposure of an internal impurity that has seeped outward. Much like a stain that bleeds through to the lower edge of a dress, the hidden, deeply rooted sins of the nation are suddenly made visible for all to see [מלבי״ם].
This violent exposure extends to the very heels. The primary approach among commentators is that this refers to the physical heels of the feet; as the garments are removed, the woman is left completely barefoot and utterly degraded. However, other interpretations view the heels metaphorically. One approach suggests they represent the physical roads and pathways of the land, which have now been cut off and emptied of travelers [רש״י]. Another view sees the heels as the actual footprints and steps taken by the nation. Just as a trail of impurity might be left behind, the nation's frantic footsteps to seek political alliances with Egypt—demonstrating a profound lack of faith in God—are brought to light, exposing the tainted nature of their actions to the entire world [מלבי״ם].