opinions
both
a4 because h4 weakens your kingside a little
what if your planning on castling queenside?
Do you mean 1.a4 or 1.h4 as an opening, or do you want to know which one is better to make first?
Neither, ever.
1. a4 h5 2. a5 h4 3. a6 h3 the a pawn attack opening vs the h pawn counter-attack who will win?
opinions