President Bush's agenda for the next four years, much of which he will highlight in his State of the Union address tonight, includes many proposals that would not only change public policy but, the GOP hopes, achieve an ambitious political goal: Stripping money and voters from the Democratic Party and cementing Republican dominance for years after he leaves office.... On issue after issue, the White House is staking out positions that achieve a policy goal while expanding the GOP's appeal to new voters or undermining the Democrats' ability to compete. Interviews with Bush advisors, a recent memo drafted by a...