The International Law of Treaties is a set of international principles and rules regulating the conclusion procedure of treaties, as well as the issues of operation, amendments and modifications, termination, suspension and invalidity of treaties. For those involved in the drafting, negotiation and conclusion of international treaties, a sound knowledge of the Law of Treaties is indispensable.

In today's world, individuals and organizations need to navigate intercultural situations and interactions on a daily basis. Cross-cultural competences need to be developed constantly in order to operate effectively in these multilateral settings, avoid misunderstandings and prejudices in negotiation and communication processes.

Under UN leadership, the last 30 years have seen remarkable development in the fight against impunity. Many different accountability mechanisms – truth commissions, international and hybrid tribunals, as well as commissions of inquiry, fact-finding missions and investigations – have been established and successfully implemented.

War remains a matter of great concern to humanity. Recent conflicts have demonstrated that the ravages of war continue to have a devastating impact especially on the civilian population.  

 

Throughout history, the speech has been one of the most powerful forms of communication. Technological, social and economic changes have enhanced that power. As digital communication has increased, speeches have had to become more authentic and honest. 

The United Nations and its related bodies, agencies and programmes convene thousands of formal and informal, official and unofficial, meetings and conferences each year.

The United Nations Institute for Training and Research (UNITAR) is excited to offer the 2025 edition of the Women’s Leadership for Peace Emerging Leaders Course, a five-day training tailored for women with 7–15 years of professional experience.

Currently, Sustainable Development emerges as a new kind of knowledge for better understanding of the social, natural and economic processes which meets the needs of the present without compromising the ability of future generations in meeting their own needs. This concept has gained a great importance as a scientific vision in the last two decades.

Multilateral Environmental Agreements (MEAs) are the predominant legal method for addressing transboundary environmental problems. Adopted by States, MEAs are standard-settings instruments for effective global environmental protection.

The subject of international law brings a lot of concepts to mind, from war and settlement of disputes between States, protection of the environment, responsibilities and obligations, to human rights protection between citizens, refugees of different States and corporations.