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- Ukraine has received various Western tanks, weapons systems, fighting vehicles, and armor.
- But Russia has often sidelined the assets with trenches, anti-tank mines, and fortified defenses.
- An expert told Insider the West's piecemeal rollout gave Russia time to adapt to each weapons system.
About two months have passed since Ukraine launched its long-anticipated counteroffensive against Russian forces — but reclaiming the occupied territory has been slow and meticulous.