BANDAR SERI BEGAWAN - The 23rd Association of Southeast Asian Nations (ASEAN) Summit will open Wednesday, during which leaders from member states are expected to discuss issues concerning the bloc's community building process and ways to increase regional connectivity.

Brunei Darussalam's theme for its 2013 chairmanship is "Our people, Our Future Together."

The following is a brief introduction to the previous ASEAN summits and main achievements at the meetings:

The 1st ASEAN Summit was held in Bali, Indonesia, in February 1976. The leaders of ASEAN member countries endorsed the Treaty of Amity and Cooperation in Southeast Asia and the Declaration of ASEAN Concord.

The 2nd ASEAN Summit was in Kuala Lumpur, the capital of Malaysia, in August 1977, at which a joint communique was signed.

The 3rd ASEAN Summit was held in Manila, the Philippines, in December 1987. The summit approved the Manila Declaration 1987 and four major economic agreements aimed at promoting economic cooperation within the organization.

The 4th ASEAN Summit was convened in Singapore in January 1992. The leaders of ASEAN member countries signed the Singapore Declaration and a framework agreement on enhancing ASEAN economic cooperation. They decided to hold a summit every three years.

The 5th ASEAN Summit was held in Bangkok, Thailand, in December 1995, during which the Bangkok Declaration was adopted. The leaders signed a number of important documents with the aim of promoting economic and political cooperation. They also agreed to have informal meetings every year.

The 6th ASEAN Summit was in Hanoi, Vietnam, in December 1998. The leaders approved the Hanoi Declaration, the Hanoi Plan of Action and a number of what they called "bold measures" to strengthen economic, political and security cooperation.

The 7th ASEAN Summit was held in Bandar Seri Begawan, the capital of Brunei, in November 2001. The leaders endorsed the Mid-Term Review of the Hanoi Plan of Action, and identified new priorities which included ASEAN integration, information and communications technology along with human capacity building. The leaders also adopted a 2001 ASEAN Declaration on Joint Action to Counter Terrorism and a Declaration on HIV/AIDS.

The 8th ASEAN Summit was held in Phnom Penh, Cambodia, in November 2002. The leaders discussed and reached a consensus on regional and international issues of common concern, which included ASEAN integration and the fight against terrorism. They signed the ASEAN Tourism Agreement.

The 9th ASEAN Summit was in Bali, Indonesia, in October 2003, highlighting increased mutual trust and cooperation among the group's member countries and its dialogue partners. At this summit, seen as "very productive," the leaders adopted a milestone document - the Declaration of ASEAN Concord II, also known as Bali Concord II, which envisions the establishment of an ASEAN Community by 2020.

The 10th ASEAN Summit was held in Vientiane, Laos, in November 2004, at which the leaders adopted the Vientiane Action Program, a vehicle to build an ASEAN community through realizing comprehensive integration.

The 11th ASEAN Summit was in Kuala Lumpur, Malaysia, in October 2005. The meeting adopted the Kuala Lumpur Declaration on the Establishment of the ASEAN Charter.

The 12th ASEAN Summit was held in Cebu, the Philippines, in January 2007. The leaders endorsed the Cebu Declaration on the blueprint of the ASEAN Chart to form the basis of a mini-constitution that seeks to transform the ASEAN into a legal entity with binding rules and regulations.

At the 13th ASEAN Summit in Singapore in November 2007, ASEAN leaders signed the ASEAN Charter and the Declaration on the ASEAN Economic Community Blueprint.

At the 14th ASEAN Summit in February 2009, ASEAN leaders signed the Cha-am Hua Hin Declaration on the Roadmap for an ASEAN Community (2009-2015). They also adopted a number of important documents that were of strategic importance to the ASEAN development.

ASEAN leaders at the 15th ASEAN Summit in October 2009 in Thailand adopted the Cha-am Hua Hin Declaration on the Inauguration of the ASEAN Intergovernmental Commission on Human Rights (AICHR), Cha-am Hua Hin Declaration on Strengthening Cooperation on Education to Achieve an ASEAN Caring and Sharing Community, and Draft ASEAN Joint Statement on Climate Change.

The 16th ASEAN Summit, held in Hanoi, Vietnam in April 2010, focused on measures to enhance solidarity and cooperation within the group and to deepen ASEAN's ties with partners. The leaders pledged to effectively implement the bloc's cooperation pacts over the next five years.

In October 2010, leaders attending the 17th ASEAN Summit in Vietnam adopted several key documents on strengthening connectivity within the bloc, on the improvement of human resources development and on the protection of women and children.

At the 18th ASEAN Summit held in May 2011 in Jakarta, Indonesia, the leaders agreed and adopted three joint statements on "ASEAN Community in a Global Community of Nations", "Establishment of the ASEAN Institute for Peace and Reconciliation" and "Enhancing Cooperation against Trafficking in Persons in Southeast Asia".

At the 19th ASEAN Summit held in Bali, Indonesia, in November 2011, the ASEAN leaders adopted the Bali Declaration on ASEAN Community in a Global Community of Nations, or the Bali Concord III, the Agreement of the Establishment of the ASEAN Coordinating Center for Humanitarian Assistance on Disaster Management, and the ASEAN Declaration on Unity in Diversity: Towards Strengthening the ASEAN Community.

At the 20th Summit held in Phnom Penh, Cambodia, in April 2012, the ASEAN leaders adopted four outcome documents, namely the Phnom Penh Agenda on ASEAN Community Building, the Phnom Penh Declaration on "ASEAN: One Community, One Destiny", the ASEAN Leaders' Declaration on Drug-Free ASEAN 2015 and the Global Movement of Moderates.

Three outcome documents were adopted in the 21st Summit held in Phnom Penh, Cambodia, in November 2012, namely the ASEAN Human Rights Declaration, ASEAN Leaders' Statement on the Establishment of an ASEAN Regional Mine Action center, and Bali Concord III Plan of Action. The leaders also committed to launching the ASEAN Economic Community by 2015.

At the 22nd Summit held in Bandar Seri Begawan, Brunei Darussalam in April 2013, the leaders agreed to push ahead with the ASEAN Roadmap and ASEAN Economic Community (AEC) Blueprint, and to intensify regional and sub-regional efforts in the spurt to realize the goal of establishing an ASEAN Community by the end of 2015. The ASEAN leaders also reached consensus on starting negotiations on the Regional Comprehensive Economic Partnership (RCEP) in May in Brunei.

The ASEAN groups Brunei, Cambodia, Indonesia, Laos, Malaysia, Myanmar, the Philippines, Singapore, Thailand and Vietnam.