Vanguard U.K. Long Duration Gilt Index Fund Institutional Plus GBP Acc Fonds

The Vanguard U.K. Long Duration Gilt Index Fund (the “Fund”) seeks to track the performance of the Bloomberg Barclays U.K. Government 15+ Years Float Adjusted Bond Index (the “Index”). The Fund is a passive fund with an indexing investment strategy designed to track the performance of the Index as closely as possible by investing in a representative sample of the component bonds of the Index.