When I rescued them, one of the biggest challenges I had was where do I begin.

As a result, Palestinians face their most difficult challenge since 1948.

Ms. Bovi (San Marino) said that terrorism was one of the most difficult challenges facing the world community because it was perpetrated by people who had no respect for human life.

But, by infusing us with their unique spirit and identity, our cities may, in fact, help to empower humanity to face the most difficult challenges of the twenty first century.

Indeed, it may be that the transition from passionate to impersonal politics is one of the most difficult challenges facing democratizers everywhere.

One of the most daunting challenges for poor countries is the need to accumulate investment capital under conditions of low savings without incurring too much foreign debt.

Tantangan tantangan ini, meskipun sulit untuk diatasi, setidaknya dapat dilihat. Tapi negara negara ekonomi rendah juga dapat mengalami gejala umum lainnya dari krisis yang segera terjadi, satu gejala yang jauh lebih sulit dideteksi dan diukur utang utang tersembunyi.

There seems to be little doubt that, in spite of encouraging movements by the Provisional Institutions, standards implementation is our toughest challenge in Kosovo.

Sami's classes have become harder.

It's more difficult than you think.

2008 and 2009 were a little tougher.

Thailand might face the hardest problems.

Is English harder than Japanese?

Is French more difficult than English?

What is the hardest thing of being a model for you?

Altogether, it makes reading comprehension harder.

Additionally, the emergence of other new ravaging situations will present very serious threats to national cohesion and, unless these are dealt with immediately, the impact on the global level will present most difficult challenges for us.

This year, it's going to be much more difficult.

Europe s relations with the Islamic world are a lot trickier.

The acoustics of music are much harder than those of language.

But it will be much more difficult to persuade China that it should stand down.

The stakes are higher than they have ever been.

Even in the most difficult circumstances, Africa is indeed on the move.

The plight of women in the Republic of Tajikistan is considerably more difficult than that of men.

Challenge

Challenges.

In today's world, the hardest thing for a man to be... is himself.

The past year has been one of the most difficult years in modern Palestinian history.

Generals and students of warfare will tell you that fighting an unseen enemy is the hardest battle.

His feet, like those of many others, are blistered and raw, every step painful.

We thought that if we lived through the sea crossing that that would be the hardest part of the journey completed.

Key challenges

Challenges

This time I paid 25 cents because I thought the task was a bit harder.

The job of Commission President is arguably among the most difficult in the world.

The presence of the gun may have led to tougher, more confrontational words.

I cannot tell how long this goes on, but I do know that this is the greatest humiliation I have experienced so far.

It was reputed to be the most difficult military defence line in North Africa.

Prosecuting cartels may be the most difficult of the tasks assigned to competition agencies, however.

Without this support, the planning and execution of the mission in Lebanon would have been made considerably more difficult.

They nervously agreed. I nervously started, and, of course, things are always harder than you think they're going to be.

This is much harder than doling out credit, but more effective in the long run.

The result of the blockade is that Asian infrastructure will become much harder to displace.

I sense and I am someone who loves challenges that this may be one of the most difficult tasks I have to face this year.

75. Australia regards the implementation of sentences to be one of the most difficult questions to be addressed.