The terrorist attacks of September 11, 2001, marked a defining moment in the evolution of policing. In the aftermath, police agencies were forced to reassess not only how they responded to threats but also how they prepared for them. Intelligence sharing, interagency coordination, and counterterrorism capabilities became central to the profession.

Equally important, though less visible, was a transformation in policing’s approach to training, education, and institutional development. The realization that threats were global required a corresponding shift in the preparation of personnel. Training could no longer be viewed as a localized function; it had to reflect a broader, interconnected operational environment.

At the center of this evolution has been  the International Managers of Police Academy and College Training (IMPACT) Section of the International Association of Chiefs of Police (IACP), a professional community that has shaped the global exchange of training practices and institutional development for nearly three decades.

Foundations Already in Motion

While 9/11 accelerated the globalization of policing, the groundwork for international collaboration in police training had already been established.

IMPACT was formed in the late 1990s by a network of international police advisers and training leaders working in post-conflict and transitional environments. At the time, it operated as an informal collaboration, bringing together professionals responsible for police education and training across borders.

Its early members were embedded in international missions supported by organizations such as

• The U.S. Department of State’s Bureau of International Narcotics and Law Enforcement Affairs

• The U.S. Department of Justice’s International Criminal Investigative Training Assistance Program

• The State Department’s Antiterrorism Assistance Program

• The United Nations and other multinational entities

These practitioners were deployed in locations such as Bosnia and Kosovo, where the focus was on rebuilding police institutions and establishing training systems capable of sustaining democratic policing practices.

The need for collaboration among these professionals was clear. Despite operating in different regions and under different mandates, they faced common challenges:

•Developing standardized training curricula

• Establishing police academies in resource-constrained environments

• Building instructor capacity

• Promoting professionalism and accountability

IMPACT emerged as a forum to share lessons learned, align approaches, and support the development of police training systems globally.

Notably, IMPACT was not originally part of the IACP. It operated independently in its early years before formally integrating into the organization in the early 2000s, providing it with a broader platform for engagement and growth.

9/11 and the Expansion of Global Policing

The events of 9/11 fundamentally changed the scope and urgency of international policing efforts. Threats were no longer confined to specific regions; they were networked, adaptive, and transnational.

In response, police agencies around the world expanded their engagement in international missions. Police officers, trainers, and advisers deployed to regions worldwide, including the following locations:

• Iraq and Afghanistan

• Palestine

• Liberia, South Sudan, and Haiti

• East Timor and Mogadishu

• Kosovo, Albania, and Ukraine

These deployments focused not only on operational support, but on building sustainable institutions, particularly police academies and training programs that could endure beyond the presence of international advisers.

This work was inherently multinational. In addition to U.S. personnel, countries such as Canada, Italy, the United Kingdom, Denmark, Germany, and others contributed trainers, advisers, and institutional expertise. The result was an increasingly collaborative environment in which policing became a shared global responsibility.

IMPACT’s Role in a Changing Environment

As international engagement expanded, IMPACT evolved from an informal network into a structured section within the IACP. Over time, it grew to what it is today and includes more than 300 members from more than 38 countries, representing a wide range of expertise across law enforcement, academia, and international development.

IMPACT’s core value lies in its ability to

• facilitate the exchange of training methodologies and best practices;

• support the development of police academies and training institutions;

• connect practitioners, educators, and policymakers across regions; and

• promote a unified approach to professional development in policing.

Through the IACP, IMPACT provides a platform where individuals responsible for training and education across international institutions can collaborate on solutions to shared challenges.

Training as a Strategic Capability

One of the most significant lessons of the past 25 years is that training is not a supporting function, it is a strategic capability.

Effective policing depends on four key factors:

• well-designed curricula

• qualified instructors

• consistent standards

• ongoing professional development

Police academies and training institutions serve as the foundation for these capabilities. They shape not only the skills of individual officers, but the culture and effectiveness of entire organizations.

IMPACT’s focus on training and education reflects this reality. Bringing together those responsible for these functions helps ensure that training systems evolve in response to emerging challenges.

Global Collaboration and Interoperability

Modern policing requires a level of interoperability that extends beyond national boundaries. Criminal networks operate across jurisdictions, leveraging differences in legal systems, training standards, and operational practices.

Through its global network, IMPACT supports alignment of training approaches, sharing of best practices, and development of common frameworks for professional education

This collaboration enhances the ability of law enforcement agencies to work together effectively, particularly in addressing transnational threats.

The Role of Diverse Perspectives

One of IMPACT’s defining characteristics is the diversity of its membership. Participants include law enforcement professionals; academic researchers; international advisers; and public- and private-sector partners.

This diversity enables a more comprehensive approach to problem-solving. Academic research can inform training design, while operational experience ensures that solutions remain practical and applicable.

The integration of these perspectives allows IMPACT to address both current challenges and emerging trends in policing.

Looking Ahead: Sustaining Progress

As policing continues to evolve, the importance of training and institutional development will only increase. Emerging challenges such as cybercrime, technological innovation, and complex global threats require new approaches to education and professional development.

The lessons of the past 25 years underscore the importance of sustained investment in these areas.

IMPACT is positioned to support this evolution by expanding its global network, strengthening partnerships across sectors, and continuing to promote best practices in training and education. d

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Please cite as

DiJon Jones, “The Global Training Legacy of 9/11: Evolution of International Police Training and Collaboration” Police Chief Online, September 15, 2026.