The new Tory left is, if anything, even further removed from its antecedents in previous decades.
But, in previous decades, local politicians were railing against policies imposed by London ministers.
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Another big misunderstanding of previous decades was to confuse nomadism with migration or travel.
Weddings rose by 956 in 2010, although at 28, 480, the figures remain low compared with previous decades.
During Mr Chinnery's era in charge, Savile was presenting a weekly show broadcasting charts from previous decades.
Both oil producers and miners recall painful lessons of previous decades when low prices were the norm.
They are also the reason why the current bout of inflation differs from that of previous decades.
Public health officials also point out that monitoring of cases is now far better than in previous decades.
The excitement of the previous decades for new sounds seemed to have died.
The changes in childhood in previous decades are now filtering through into adulthood, where levels of obesity are also rising.
However, Cadbury spokesman Tony Bilsborough says, if anything, the chocolates have undergone fewer changes over the past five years than in previous decades.
In previous decades, sneak attacks, stock-market crashes, and other great crises became hinges on which American history swung in dramatically new directions.
Accordingly, they hit the sell button much faster than in previous decades.
In previous decades, presidents largely left monetary policy to the Federal Reserve.
These two incidents produced hundreds of thousands of new fragments, negating all the mitigation gains that had been made over the previous decades.
Hosting the World Cup in 2006, Germans found themselves uniting behind their national flag as they had not been comfortable doing in previous decades.
"As the world turns more and more, the items that appeared in physical form in previous decades and centuries are appearing in digital form, " he says.
Since the stadium opened in 2000, the Tigers have made it to the playoffs three times, as many times as they made it during the three previous decades.
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Although cystic fibrosis requires daily care, most people with the condition are able to attend school and work, and have a better quality of life than in previous decades.
Moreover, because modern radar technology can detect far more minimal (F1-to-F2) tornadoes than was the case in previous decades, meteorologists do not have reliable data on F1-to-F2 tornado trends.
Over the next few years, global GDP growth will be lower than in previous decades, as consumer deleveraging will be followed by government deleveraging, which will also force higher taxation.
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She added that if there is a true increase in the proportion of these tumours it has implications for treatment decisions as many clinical trials were carried out in previous decades.
Whereas in previous decades these traits gave clusters advantages over the big industrial sprawl of competing western economies, these days the processes are too inefficient to be competitive in all but the highest-value segments.
The NDP is also profiting from the travails of Michael Ignatieff, the Liberal leader, who entered politics in 2006 after spending most of the three previous decades working as a journalist and academic in Britain and the United States.
Several teams of scientists trying to measure how much methane is actually being released have reported seeing vast bubbles coming up through the water - although analysing how much this matters is complicated by the absence of similar measurements from previous decades.
There is also some evidence that the American Jewish community has fractured more intensely than in previous decades between those who are loyal to Israel, regardless of the government's policies, and those who are loyal to Israel but want changes in Israeli policies to improve relations with Arabs.
We're doing these things even though airplane terrorism is incredibly rare, the risk is no greater today than it was in previous decades, the taxi to the airport is still more dangerous than the flight, and ten times as many Americans are killed by lightning as by terrorists.
For the previous several decades, electrical engineers had developed boilers that could withstand enormous and increasing amounts of heat and pressure.
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Mr Chavez's rise in Venezuela, for example, owes much to the corruption of the traditional parties that ruled the country for the previous four decades.
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