Russian forces often employed a defensive tactic know as where all resources, including crops, roads, and buildings, were destroyed as the opposing army advanced to protect the motherland.

A scorched-earth is a military strategy aimed at destroying anything that might be helpful to the opponent in retreating from a place

Explanation:

A scorched-earth is a military strategy aimed at destroying anything that might be helpful to the opponent in retreating from a place. Any resources that the opponent could use can be targeted.

The army can perform the exercise in enemy lines and in their own home land while still being invaded. It may align with, but it's not the same, punitive destruction of opponent's assets, generally performed as part of political policy, instead of an operational approach.

6.3%

explanation:

the acceptance rate for yale university is 6.3%. this means that only 6 percent of people who apply actually get accepted!