The 2000 Census reconfirmed the longstanding population shift from the Northeast and Midwest to the South and West, with Republicans in Congress the likely beneficiaries.
Women gained more financial independence and decision-making power, shifting longstanding cultural norms.
The longstanding barriers to the shift from fossil fuels to renewables persist, and manufacturers and developers of the latter can only chip away at them.
House Republicans are quietly moving to give unilateral subpoena authority to at least seven committee chairmen, a shift from longstanding rules that have required a full committee vote to issue a subpoena.
In many places affected by the drought, there is a sense of disquiet, linked to the idea that humans are witnessing not only natural vagaries, but deeper shifts in longstanding climate patterns.
Mr. Obama's spokesman, Jay Carney, had said early in the day that the president would not announce any shift in his longstanding but "evolving" position on same-sex marriage — that it is a matter for states to decide.
But perhaps more important, the management shift has intensified longstanding speculation that Mr. Heyer, 49, a rare company outsider who arrived last year from Turner Broadcasting, is being groomed as the successor to Douglas N. Daft, the chief executive.
But it was not clear whether the Chinese were releasing them on narrow medical grounds, or whether there has been a shift in the longstanding Chinese position that the estimated 200,000 to 300,000 North Koreans who have slipped into China are illegal economic migrants who should be repatriated if caught.
The instrumental writing reflects both Mr. Carter's longstanding interests and his recent stylistic shift more fully.
In making the shift, Portugal has overcome longstanding concerns about reliability and high cost.
