Brunei Darussalam

Cambodia

China

Timor-Leste

Indonesia

Laos

Malaysia

Myanmar

Philippines

Singapore

Thailand

Vietnam

Economics

China and the Association of Southeast Asian Nations signed the ASEAN-China Free Trade Area (CAFTA) 3.0 upgrade at the ASEAN leaders' summit in Kuala Lumpur, Malaysia, Channel News Asia reported on Oct. 28. 

China, ASEAN: Trade Pact Upgrade To Expand Bloc's Market Access

Military & Security

Politics

China pledged to sign the 1997 Southeast Asian Nuclear Weapon-Free Zone Treaty "without reservation," according to Malaysia's foreign minister, Reuters reported on July 10. 

China, ASEAN: Nuclear Pledge and Trade Ties Spell Symbolic but Not Structural Alignment

United States

Association of Southeast Asian countries are reeling in the wake of U.S. President Donald Trump's July 7 announcement that six ASEAN countries -- including Indonesia (32%), Malaysia (25%), Thailand (36%), Cambodia (36%), Laos (40%) and Myanmar (40%) -- will face new reciprocal tariffs starting Aug. 1, with separate 40% tariffs targeting goods transshipped through ASEAN countries, Nikkei Asia reported July 8.

ASEAN, U.S.: New Trump Tariff Rates Target ASEAN Economies 

Bahrain

Kuwait

Oman

Qatar

Saudi Arabia

United Arab Emirates

Energy

Malaysia hosted the inaugural Association of Southeast Asian Nations-Gulf Cooperation Council-China trilateral summit in Kuala Lumpur, Malaysia Channel News Asia reported on May 27.

Asia-Pacific, MENA: ASEAN-GCC-China Inaugural Summit Marks Deeper Economic Alignment

China and the Association of Southeast Asian Nations finalized negotiations for version 3.0 of the China-ASEAN Free Trade Area, expanding the deal to cover digital trade, green cooperation and enhanced supply chain integration, Reuters reported May 21.

China, ASEAN: Negotiations Conclude for Upgraded Trade Deal

Malaysian Prime Minister Anwar Ibrahim announced that Malaysia, as 2025 chair of the Association of Southeast Asian Nations (ASEAN), will lead a coordinated bloc-wide response to stiff tariff hikes instituted by the United States on all its members, the South China Morning Post reported April 7. 

Asia-Pacific: ASEAN Chair Malaysia Attempts Coordinated Response to U.S. Tariffs

Association of Southeast Asian Nations member states are disproportionately impacted by U.S. President Donald Trump's imposition of reciprocal tariffs on April 2, The Wall Street Journal reported April 3. 

ASEAN: Southeast Asia Most Severely Impacted Region by U.S. Tariff Hikes

Five diplomats with the Association of Southeast Asian Nations said China was increasingly likely to agree to make the long unrealized South China Sea code of conduct legally binding, The Straits Times reported on Feb. 28.

ASEAN, China: Expectations Rising for South China Sea Code of Conduct

Assessments

U.S. President Donald Trump (center) poses for a group photo with the leaders of (L-R) Singapore, East Timor, Vietnam, Cambodia, Malaysia, the Philippines, Brunei, Indonesia and Laos during the ASEAN leaders summit on Oct. 26, 2025. 

Global Trade

U.S.-China Relations

The summit highlighted the Southeast Asian bloc's attempts to boost internal unity and economic integration amid the U.S.-China rivalry, but it also exposed structural divides and external pressures that hinder unified action and leave ASEAN states vulnerable to coercion.

The Takeaways From the 2025 ASEAN Summit

The Geopolitics of Trade

The impending full implementation of sweeping U.S. tariffs threatens to significantly disrupt export-driven ASEAN economies, which is driving countries to seek alternative trade partners.

The Geopolitics of Trade: U.S. Tariffs Give Impetus to ASEAN Trade Diversification

The flags of the countries in the Association of Southeast Asian Nations, or ASEAN, are seen on display.

Malaysia's chairmanship will be pivotal in navigating security risks as well as those from U.S. trade restrictions, potential Chinese economic coercion, and supply chain realignments that threaten ASEAN's cohesion and strategic autonomy.

Previewing Malaysia's 2025 ASEAN Chairmanship

Laos' Prime Minister Sonexay Siphandone (center) and other ASEAN leaders take part in the 2024 ASEAN summit in Vientiane on Oct. 9, 2024. 

The deals signed at the summit reflect an increasing focus on economic integration amid the Southeast Asian bloc's continued failure to find consensus on security issues.

Reviewing the 2024 ASEAN Summit

The flags of ASEAN members are displayed at a naval base during the ASEAN Solidarity Exercise in Batam, Natuna regency, Riau Islands province, Indonesia, on Sept. 20, 2023. 

ASEAN's economic and geopolitical diversity will impede significant progress toward deeper integration, despite members' intention to collaborate more closely.

Economic and Geopolitical Diversity Hinders ASEAN's Path to Deeper Integration

An aerial photo taken on Sept. 25, 2022, shows solar panels at the Sao Mai solar energy plant in Vietnam’s An Giang province. 

Environment, Science & Technology

Science & Technology

Several ASEAN countries are on track to develop substantial renewable power capacities in the short term, but technical, political and financial constraints, coupled with incentives to keep burning fossil fuels, will impede long-term decarbonization goals.

The Challenges Facing Southeast Asia's Decarbonization

Japan

Japanese Prime Minister Fumio Kishida delivers a speech at the gala dinner for the ASEAN-Japan commemorative summit in Tokyo on Dec. 17, 2023. 

Over the next year, Tokyo will provide ASEAN countries with military equipment and more infrastructure investment, which will raise threat perceptions and further deteriorate Japan's ties with China.

The Implications of Japan's Growing Interest in Southeast Asia

Japan's Prime Minister Fumio Kishida (R) delivers an opening address at the start of a bilateral meeting with Laos' Prime Minister Sonexay Siphandone (L) at the prime minister's official residence in Tokyo, Japan, on Dec. 16, 2023.

Laos' vulnerabilities will weaken its ASEAN chairmanship, although the bloc's economic interconnectivity will likely continue to grow.

Laos' Limitations Portend a Lukewarm Year for ASEAN

Snapshots

Regional leaders pose for a group photo before the ASEAN-Australia summit, held as part of the 43rd ASEAN summit in Jakarta, Indonesia, on Sept. 7, 2023. From left to right stand the Philippines' President Ferdinand Marcos Jr., Singapore's Prime Minister Lee Hsien Loong, Thailand's Permanent Secretary of the Ministry of Foreign Affairs Sarun Charoensuwan, Vietnam's Prime Minister Pham Minh Chinh, Australia's Prime Minister Anthony Albanese, Indonesia's President Joko "Jokowi" Widodo, Laos' Prime Minister Sonexay Siphandone, Brunei's Prime Minister Hassanal Bolkiah, Cambodia's Prime Minister Hun Manet, Malaysia's Prime Minister Anwar Ibrahim and East Timor's Prime Minister Xanana Gusmao.

ASEAN's most recent summit underscored chronic passivity within the bloc that will only worsen in 2024. 

Amid ASEAN's Inaction, the Block's Members Look to External Partners for Security

Media

Taiwan

Graphics

Chinese maritime militia vessels float near the Philippine-controlled island of Thitu, which Filipinos call Pag-asa, in the contested Spratly Islands in the South China Sea on March 9, 2023.

Recent incidents in the South China Sea illustrate the competing interests of claimant states amid increasing militarization.

A Look at Recent Incidents in the South China Sea

A Chinese coast guard ship sails past anchored Philippine fishing boats in the Scarborough Shoal, in the disputed South China Sea, on Feb. 3, 2023.

A binding code of conduct in the South China Sea remains unlikely, despite the resumption of negotiations between claimant states.

With No Deal in Sight, South China Sea Claimants Continue to Militarize

Australia

New Zealand

South Korea

India

A photo taken on May 23, 2022, in Tokyo shows U.S. President Joe Biden and Japanese Prime Minister Fumio Kishida attending a video call with leaders from countries in the Indo-Pacific Economic Framework for Prosperity. 

Supply Chains

The U.S. and the Balance of Power

Asia-Pacific: Among Great Powers

The narrow scope of the initiative will limit its effectiveness in achieving Washington’s goal of countering China’s regional rise.

SITUATION REPORTS

China, ASEAN: Trade Pact Upgrade To Expand Bloc's Market Access

China, ASEAN: Nuclear Pledge and Trade Ties Spell Symbolic but Not Structural Alignment

ASEAN, U.S.: New Trump Tariff Rates Target ASEAN Economies

Asia-Pacific, MENA: ASEAN-GCC-China Inaugural Summit Marks Deeper Economic Alignment

China, ASEAN: Negotiations Conclude for Upgraded Trade Deal

Asia-Pacific: ASEAN Chair Malaysia Attempts Coordinated Response to U.S. Tariffs

ASEAN: Southeast Asia Most Severely Impacted Region by U.S. Tariff Hikes

ASEAN, China: Expectations Rising for South China Sea Code of Conduct

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