To determine how much the United States can rely on its network of allies and partners, researchers compared global networks of diplomatic, military, and economic elements of national power in 1989, 2000, and 2017 on a variety of factors.
ThriftBooks sells millions of used books at the lowest everyday prices. We personally assess every book's quality and offer rare, out-of-print treasures. We deliver the joy of reading in recyclable packaging with free standard shipping on US orders over $15. ThriftBooks.com. Read more. Spend less.