Simplify the following text for a Grade 9 native English-speaking person.
Original: However , many nations and organizations hoped to deliver assistance and relief to Burma without delay ; most of their officials , supplies and stores were waiting in Thailand and at the Yangon airport , as the Burmese junta declined to issue visas for many of those individuals .
Simplified: However , many nations and organizations hope to deliver assistance and relief to Burma without delay . Most of their officials , supplies and stores are waiting in Thailand and at the Yangon airport , as the Burmese junta does not want to issue visas for many of those people .