There's also 'Jasnah Kholin' from 'The Stormlight Archive' which has elements of science - fantasy. She is highly intelligent, a scholar, and a powerful figure. Her name, starting with 'J', makes her a great example for women characters with 'J' names in a genre that blurs the lines between science fiction and fantasy.
A simple one could be 'Jules Verne' himself, in a sense. His works like 'Journey to the Center of the Earth' and 'Twenty Thousand Leagues Under the Sea' are often considered early science fiction. Although his name is not a character name within a traditional science - fiction story, his works have inspired countless science - fiction concepts and characters.
A well - known 'J' name for a female in science - fiction movies is 'Jean Grey' from the 'X - Men' franchise. She has powerful psychic abilities and her character has been developed over multiple movies, showing different aspects of her personality and power.
Since I'm not well - versed in J J Fletcher's specific war novels, but in general, war novels might have detailed descriptions of military strategies. Maybe J J Fletcher's works also include such aspects.
I don't know exactly who J Andrews is in this story without reading it. But it's likely the protagonist or someone central to the events of the daydream - filled day.
A key factor is a strong case for hardship. If the person can show that going back to their home country would cause extreme hardship, like in cases of political unrest or lack of proper medical facilities for a pre - existing condition. Another is having a valid offer of employment or study in the US that is in the public interest.