Sheila Smith discusses implications of Japanese Prime Minister Yukio Hatoyama's resignation on June 2.

Listen to CFR Senior Fellow Sheila Smith discuss the implications of implications of the surprise collapse of Prime Minister Yukio Hatoyama's government.

Sheila A. Smith comments on the resignation of Japanese prime minister Yukio Hatayama.

The surprise collapse of Prime Minister Yukio Hatoyama's government raises questions about the DPJ party's ability to lead the country, its U.S. ties, and its security policy, writes CFR's Sheila Smith.

This treaty between the U.S. and Japan was signed on January 19, 1960. It strengthened the U.S. and Japan's commitments to each other, including military cooperation.

Carolyn M. Leddy says, "The flap over an airbase in Okinawa points to larger problems in the U.S.-Japan security alliance."

Carolyn M. Leddy says, "the time is long overdue for Japan to start acting like it understands the essential role for Tokyo in maintaining peace and stability in East Asia and throughout the world."

Sheila A. Smith says that Japan must go beyond its commitment to reduce its own nuclear weapons and play a more active global role in persuading others to abandon their use.

Sheila A. Smith says the nuclear summit offers Japan the opportunity to voice its long held aspirations for a nuclear free world.

Sheila A. Smith discusses the opportunities ahead for the United States and Japan before the House Committee on Foreign Affairs' Subcommittee on Asia.

The treaty that forms the backbone of postwar relations between Washington and Tokyo is one of the most enduring treaties since the Peace of Westphalia.

G. John Ikenberry and Charles A. Kupchan argue that as it reaches its 50th anniversary, the U.S.-Japan alliance needs updating.

Carolyn M. Leddy asks, "South Korea is getting serious about its own defense, so why isn't Japan?"

Joseph S. Nye Jr. discusses the U.S. military base in Okinawa and the U.S. alliance with Japan.

Biodiversity and urban forests can thrive with concrete and people, writes Jared Braiterman, pointing to Tokyo as a city that can serve as an example for sustainable, post-industrial, growth.

Jared Braiterman discusses Tokyo's potential role as a leader in creating environmentally sustainable cities, pointing to the "remarkable ingenuity" displayed by Tokyo residents in maximizing the efficiency of their limited space.

The status of the relationship between Japan and the United States.

President Obama's trip to Asia offers an opportunity for the United States to reshape its relationship with Japan in the face of "historic" political change, writes Sheila Smith.