The overseas base network is what enables sustained distant warfare

Evidence

The battle zones in Iraq, Afghanistan, Syria, and elsewhere make the headlines. But behind the scenes, it is this far-flung base nation that has enabled the United States to wage war year after year in distant lands. — David Vine, Base Nation_ How U.S. Military Bases…, 108

Categorization

• SEED: A hook for an article about how basing infrastructure — not headline battles — makes perpetual war logistically possible.
• corroborated: 2 independent passages support this claim — David Vine, Base Nation_ How U.S. Military Bases…, 108