What’s holding up Washington’s $14 billion arms sale to Taipei?

China opposes American military support for Taiwan, which Beijing claims is part of its territory and has threatened to seize with force. (EPA Images pic)TAIPEI: Taiwan has been waiting months for US President Donald Trump to approve a US$14 billion sale of weapons and equipment, which the island democracy would use to fend off a potential Chinese attack.Washington -- Taipei's most important security backer -- has sold many billions of dollars' worth of arms to Taiwan, most recently in December when it approved a record US$11.1 billion package.China opposes American military support for Taiwan, which Beijing claims is part of its territory and has threatened to seize with force.Trump, who last month hailed his "great friendship" with Chinese President Xi Jinping, has resisted US political pressure, including from Republican lawmakers, to give the green light for the current arms package.AFP takes a look at what's in it and why it's being held up:Why is Taiwan buying US arms?Taiwan is spending huge sums upgrading its defence capabilities and expanding its domestic weapons production capacity, but it still needs US arms to deter China.Since Washington switched diplomatic recognition from Taipei to Beijing in 1979, the US has stuck to its commitments under the Taiwan Relations Act to provide weapons to Taiwan for its defence.But Trump said in May that US arms sales to Taiwan could be a bargaining chip with China, setting off alarm bells across the world.Taipei has reminded Trump of US commitments, and US officials including Secretary of State Marco Rubio have insisted American policy on Taiwan has not changed.The sale would signal US support for Taiwan and send a message to Beijing that if it launched an attack, it would not face "Taiwan alone", said Wang Ting-yu, a senior lawmaker in President Lai Ching-te's Democratic Progressive Party.What's in the package?Taiwan is developing a multi-layered air defence system, known as the T-Dome, that it hopes could counter a potential Chinese attack.Patriot missiles, an automated command and control system and a 360-degree air defence radar system are seen as critical components of this system and are among the items in the US$14 billion package."Together these systems can strengthen the resilience of Taiwan's strategic air defences," said Su Tzu-yun, a military expert at the Taipei-based Institute for National Defense … President Donald Trump, who recently hailed his "great friendship" with Chinese leader Xi Jinping, has resisted pressure to OK the arms package.