For the USA, this is about about national pride and personal revenge. Trump said that a death sentence is appropriate.
The trial and accusation might be kept secret. Like in Guantanamo and similar places around the world where people are held captive without trial and where torture is normal.
Do you really think the world is worried about Julian Assange because a fair trial is expected ?
Do you really think that he has spent his life in the Ecuadorian embassy since 2012 because a fair trial is expected ?
Do you really think that Ecuador has protected Julian Assange in the embassy since 2012 because a fair trial is expected ?
I guess you are one of the US citizens who promote hate and war against Russia and China and thus want to censor free speech and messages to defend and promote your worldview.
Your words from the first comment I replied to: Nobody in the US is going to censor your email so that if you say something about Trump it gets magically deleted.
Your last comment proves that you are no better and you would love to have my comments deleted or having me banned from HN.
I guess it is also you who downvotes my comments.
You know you have nothing to say against the proofs that I linked.
It will happen in front of the world with full transparency.
The US could fudge 'findings' from the CIA on Iraq, but they can't make up evidence in court.