No, it is not illegal to use ad blockers. Users have the right to control their online experience and choose whether or not to view advertisements.
Yes, adblockers are legal to use on websites as they are tools that allow users to control the content they see online. However, some websites may ask users to disable adblockers in order to access their content.
If you install Adblockers on your Browsers then no ads will be displayed
An illegal weapon is an ILLEGAL weapon regardless of where you use it, how you use it, or who you use it against.
Stealing is illegal.
Murder is illegal.
Yes, pirating copyrighted material for personal use is illegal.
If it was unlawful to have the letter "Q" appear on a license plate the province wouldn't issue such a plate.
Not in Oregon or Washington, but how you use it can be illegal.
LImeWire is illegal to use in all states.
Yes, napalm is considered illegal to use in warfare under international law.
The sole use of a proxy is not illegal however people use proxys to download/torrent illegal material and stay hidden, so it depends on what your using it for.
Downloading is not illegal. What may be illegal is downloading content that you do not have a legal right to use or possess.