Given a Russian invasion scenario, the Baltic States would have no choice to preserve their independence but to fight a guerrilla war against occupying forces.
Thornbush Strategy – Deterrence by Denial in Lithuania SWJED Mon, 06/17/2019 - 1:15am
Russian decision-makers might be tempted to gamble that NATO would not react to a land grab or—perhaps more likely—an operation designed to come in under a threshold that would trigger a collective security response. Considering this, Baltic decision-makers should explore a wide array of options to help enhance deterrence; but they must do so with deliberation.
Total Defense: How the Baltic States Are Integrating Citizenry Into Their National Security Strategies
As small countries with little strategic depth and limited human and economic resources, the Baltic states are increasingly adopting a “total defense” approach to national security.