Multiple incidents of Russian sabotage and violations have occurred over the years, including sabotage of rail lines, firebombing of munitions factories, and violations of airspace. These actions went unchallenged due to fear of escalation, which emboldened further escalations by Russia.

Multiple incidents of Russian sabotage and violations have occurred over the years, including sabotage of rail lines, firebombing of munitions factories, and violations of airspace. These actions went unchallenged due to fear of escalation, which emboldened further escalations by Russia.