Facilitate interactions with policy-makers on latest national and regional initiatives and frontier issues.

促进与决策者就最新的国家和区域倡议以及边界问题进行交流。

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During Daoguang and Xianfeng, Qin dynastys frontier danger was vulnerable to attack on all sides, the effective frontier policy began to fail.

道光咸丰时期，清王朝边疆危机四伏，原来行之有效的边疆政策开始走向破产。

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Last week, the Pentagon demonstrated for the third time in a row the inherent feasibility of recommendations insistently advanced over the past seven years by organizations like the Center for Security Policy, High Frontier and the Heritage Foundation: The U.S. Navy's Aegis fleet air defense system can be rapidly and effectively adapted to perform ant-ballistic missile missions from the sea.

CENTERFORSECURITYPOLICY: Get On With It: Time To Deploy Sea-Based Missile Defenses

But Britain's new government, despite having an opt-out from a frontier-free policy, and some others are reluctant.

ECONOMIST: By the esoteric art of treaty revision

"The North Korean announcement is disappointing particularly in consideration of the efforts by the U.S. and South Korea to improve the situation and try to find a way to resume the six-party talks, " said Park Chan-bong, a policy adviser in South Korea's ruling New Frontier Party and former negotiator with the North.

WSJ: U.S. Warns North Korea Over Rocket Launch