I have watched the problems of international cooperation for a quarter century.

Over 40,000 were installed and still function a quarter of a century later.

Both camps have stuck to their positions for at least a quarter century.

Khanate of Bukhara (or Khanate of Bukhoro) ( ) was a significant Turkic state in Central Asia from the second quarter of 16th century to the late 18th century.

Ahmadinejad is a representative of the younger activists in the anti Shah revolution of a quarter century ago.

But this method omits much of what has been learned about genomic evolution in the last quarter century.

In the nineteenth century, the Continent s share of the world s population increased from one fifth to one quarter.

After reaching Mecca he decided to return to Morocco, nearly a quarter of a century after leaving home.

In the 12th century the Pisan quarter in the Eastern part of Constantinople had grown to 1,000 people.

So income gaps between all these contiguous countries have increased significantly during the last quarter century.

To believe otherwise is to ignore how international politics has changed over the last quarter century.

Some observers believe that this interconnectivity has now, after a quarter century, made the PC obsolete.

The Secretary General The past quarter century has seen a most dramatic reduction in extreme poverty.

Fossil discoveries and radiometric dating in the last quarter of the 20th century have called these dates into question.

At the end of the 19th century, there was no further free land for development in the Christian Quarter.

Owing to large repatriation movements, 2005 had begun with the smallest number of refugees in almost a quarter century.

A quarter century ago, a safe and prosperous Colombia seemed impossible. Yet it is now within reach.

Yet it may also represent the regime s success at co opting dissatisfaction with a quarter century of radical Islamist rule.

WASHINGTON, DC Over the last quarter century, the global economy enjoyed a remarkable stretch of stable growth and low inflation.

Indeed, together with Singapore and Ireland, Spain represents the biggest economic success story of the last quarter of the twentieth century.

The estimated ranges vary widely, even after a quarter century of scientific effort, owing to the complexity of the environment itself.

At the same time, an estimated two billion people will move to cities in the next quarter century.

Over a quarter century ago, I showed that, under plausible conditions, trade liberalization could make everyone worse off.

While this is not news to emerging markets, which have experienced many financial crises in the last quarter century, a half century of financial stability lulled advanced economies into complacency.

The clock was shut down for renovation about a quarter of a century ago, and returned to service in February 2012.

Impressive. And the rate of technological evolution speeds up, so a mere quarter of a century after this, you get this, OK.

Not one incident of Greek Cypriot terrorism or violence against Turkish occupation has occurred in more than a quarter of a century.

But it is worth remembering that the saving rate averaged 9 in the quarter century from 1960 to 1985.

For more than a quarter century, Israeli policy has been in conflict with that of the United States and the international community.

He emerged about a quarter of a century, which is about the same time that Uganda s President Yoweri Museveni came to power.

That is, after a quarter century of high debt, income can be 25 lower than it would have been at normal growth rates.

Latin American countries suffered a lost decade after 1982, and Japan has been stagnating for a quarter century both have survived.

Meat requisitioning was particularly alarming and ruinous for the Kazakhs, said Omarbekov, who has been researching the famine for a quarter of a century.

Another significant challenge was Afghanistan, in terms of both counter narcotic activities and alleviating the suffering of a population emerging from a quarter century of war.

One of these species, orange roughy, has been caught commercially for only around a quarter century, but already is being fished to the point of collapse.

Two thirds of Nobel Laureates in the sciences during the last quarter century were Americans many of the others do or did research at American universities.

More broadly, the duration of holdings by mutual funds and pension funds America s core stockholder class increased during the quarter century from 1985 to 2010.

After a quarter century of near paralysis, American legislators are close to agreeing on reforms that would allow 11 million undocumented migrants to earn citizenship.

Bubonic plague, or the Black Death, originated in Asia, but its spread killed a quarter to a third of Europe s population in the fourteenth century.

To add to India s woes, Salman Khurshid, the country s bungling foreign minister, initially made light of the deepest Chinese incursion in more than a quarter century.

During the past quarter century, but especially over the five years leading up to 2008, the world seemed to revolve around the American consumer.

For a quarter century starting in 1950, the US Department of Defense to cite one crucial example combined both roles to build the underpinnings of today s digital economy.

Almost a quarter of a century of conflict and civil war has undermined the state structure in Afghanistan and made it a breeding ground for instability and terrorism.

From 1973 to 1985, US energy consumption per dollar of GDP declined by 28 five times faster than during the previous quarter century, according to the DOE.

At the beginning of this century, Chinese and Indian born engineers were running one quarter of Silicon Valley s technology businesses, which accounted for 17.8 billion in sales and, in 2005, immigrants had helped to start one quarter of all US technology start ups during the previous decade.