Vietnam-US Tens of thousands of people gathered here to commemorate the 30th anniversary of the end of the Vietnam war with the fall of Saigon to Communist forces and the defeat of the US-backed South Vietnamese regime. Nepal Nepal's King Gyanendra lifted the state of emergency he imposed over the Himalayan kingdom when he fired the government and took control of the country in February, state radio announced. UN-Cambodia UN Secretary General Kofi Annan has notified Cambodia's prime minister that the tribunal that will judge surviving leaders of Cambodia's genocidal Khmer Rouge regime can begin to be staffed, the UN said. Iraq A wave of car bombs killed at least 31 Iraqis and wounded more than 100 nationwide, just one day after parliament voted in the new cabinet of Prime Minister Ibrahim Jaafari. Philippines Philippine officials including former president Fidel Ramos rallied around President Gloria Arroyo amid reports of a destablization plot against her government. Britain Prime Minister Tony Blair's Labour Party held its lead in the opinion polls, five days before the British general election, despite controversy over Iraq. Iran-EU Iran threatened to defy Western nations by resuming uranium enrichment activities as it met in London with European Union negotiators to discuss guarantees that it will not make nuclear weapons. US Jurors in Michael Jackson's child sex trial were shown two books seized from the star's home more than 10 years ago and featuring pictures of nude adolescent boys. Science-astronomy Astronomers believe they have for the first time taken a picture of a planet in another solar system, European scientists said. Commodities World oil futures slid, closing below 50 dollars a barrel for the first time in more than two months in New York, as markets reacted to slower US economic growth amid rising oil inventories.