Can I get an H1b visa, working as a Systems Engineer at a startup enterprise (warehouse)?

This is an immigration question. Pass to that area.

For me to go to another country by myself at 18 years of age, do I need to show any medical information?

You need a passport. Depending on the country, maybe a visa.

Is this case as strong as I think it is and what kind of attorney can take it (civil rights, international litigation, ...)?

You need to contact an international lawyer who deals with the UAE and Egypt. Quite frankly, unless he can pin it on Etihad you are going to have...

Immigration - Schengen Visa question

Generally you should be able to. However, you should consult a Swiss Embassy or consulate -i.e., talk to someone- to make sure. You do not state...

May I travel internationally for 5 days after I filed my N-400. Would that affect my eligibility?

This is an immigration question. pass to that area.

Do I need to contact the embassy ?

Administrative processing for what? This looks like an immigration matter. Pass to that area.

Selected as the best answer

This is too complicated to answer but the fact is that if he is a US citizen and he is 18 he is an adult regardless of where he is in the world. No...

What type of attorney would best handle matters pertaining to wills left by a relative who lived in another country (France)?

You need to find an international lawyer who deals with international probate law. I'm in Houston and do exactly that, but I am sure there are...

Why do other countries have to comply with US sanctions against Iran?

Because the US says so. This is really a political question, not a legal matter. The US has a right to sanction anyone it wants to if it violates...

Threshold for CFIUS approval

I'm afraid this is too complex a question to answer here. It greatly depends on what sort of industry it is. Some strategic industries are off...