American keyboard

ñ is made by holding down the ALT key and typing 164 on the keypad
Ñ is made by holding down the ALT key and typing 165 on the keypad
é is made by holding down the ALT key and typing 0233 on the keypad

For more special stuff go here

https://superuser.com/questions/110605/how-do-i-type-accented-characters-in-windows#:~:text=Keyboard%20Shortcuts&text=You%20also%20have%20to%20...