I think this will be a big, big change that we will see during this century.

It follows a pattern established during the nineteenth century as regards arbitration and during the twentieth century in respect of the International Court of Justice.

During the 20th century, Manchukuo was a puppet state.

What has happened since, and what do the experts predict will happen with the number of children during this century?

During much of the previous century, governments provided the vast majority of infrastructure.

During the 15th century, the Ryukyu Kingdom was a tributary state of Imperial China.

During the twentieth century, the terms of trade had changed to the detriment of developing countries.

It may change this century.

This century there's a shift.

Chinese immigrants made great contributions to the economic and social development of Canada during mid 19th century.

And this is the 21st century.

This was done in 11th century.

And so, this makes this coming century a challenge.

Pessimistic but still completely realistic estimates claim that as many as 90 95 of the spoken languages may be extinct or very seriously endangered during this century this is Krauss' estimate today (Krauss 1995, 1996, 1997).

Martin Rees asks Is this our final century?

Now, this was back in the 19th century.

Stories like Detroit s have played out several times in developed countries during the last half century. And, as the fate of Mexico s northern towns suggests, emerging economies are not immune from this process.

And this one, this is a replica from a 15th century device.

But it is going to happen in this century.

But in this century China is coming on line.

According to the International Monetary Fund, during the first decade of this century, annual global growth averaged 3.7 , compared to 3.3 in the 1980s and 1990s. In the last four years, growth has averaged 3.4 .

This was discovered by Francis Galton in the nineteenth century.

We will see an Einstein in Africa in this century.

This is in the courtyard of a twelfth century alchemist.

An ice free Arctic Ocean may happen in this century.

Awful things will happen in this century, I'm absolutely sure.

And in the 17th century, it was more like this.

This solution has been called, by some, potentially the most important medical advance this century.

The question is this Will twenty first century Asia resemble Europe the dominant region of much of modern history during the first half of the twentieth century, when it experienced two wars of unprecedented cost and destruction, or the second half, when tensions with the Soviet Union were effectively managed and Western Europe experienced unprecedented peace and prosperity?

I'm going to talk to you about power in this 21st century.

In the 20th century, we came up with this idea of management.

And, lastly, under Harmony, they had this 13th century mandala from Tibet.

The twentieth century was that century where, at least for those places we know the best, culture moved from this read write to read only existence.

Images like this, from the Auschwitz concentration camp, have been seared into our consciousness during the twentieth century and have given us a new understanding of who we are, where we've come from and the times we live in.

Most estimates are that, this century, we will get at least one meter.

This is the media landscape as we knew it in the 20th century.

More than that, the struggle now underway at the top of the world may well determine whether this will be an Asian Century or a Chinese Century.

During the twentieth century, we witnessed the atrocities of Stalin, Hitler, Mao, Pol Pot, Rwanda and other genocides, and even though the twenty first century is only seven years old, we have already witnessed an ongoing genocide in Darfur and the daily horrors of Iraq.

And this is a word that appears throughout early mathematics, such as this 10th century derivation of proofs.

The heads of State and Government, during the 2005 world summit, were in one accord regarding the role of the United Nations in the twenty first century.

The US experienced debt crises periodically during the nineteenth century, and again during the Great Depression. Its response was to offer targeted and expedited debt relief often by bringing in new temporary bankruptcy legislation that forced limited debt write downs.

And that is that the central moral challenge of this century is gender inequity.

This is not very gratifying after more than a century of devoted engineering effort.

Only 90 days after this, arguably the greatest discovery of the last century occurred.

So for example, in the 11th century, people liked pieces that ended like this.