Vanguard Long-Term Government Bond ETF ( VGLT) seeks to provide a diversified exposure to the long-term U.S. government bond market.

FORBES: Uncertainty Leads Bond ETFs Higher

The Federal Reserve completed its daily purchase of U.S. long-term Treasury bonds Monday, sending Treasury bond prices up and yields down from the morning's levels.

FORBES: Magazine Article

The average yield of the U.S. long-term (20-30 year) government bond was 3.46% in September 1929 and declined steadily to 2.01% in December 1940.

FORBES: Keynesian "Easy Money" Is Nothing But Currency Devaluation