Subaru Legacy Steering Symptoms

The Word Brake Came Up Yesterday..but Today..lights Went Dim Hard To Steer And Before I Knew It Warning Lights /symbols Were On The Dash As...

The Battery Died On Our Legacy Outback Which We Replaced. Now The Power Steering Doesn't Work. Do We Need To Reset Anything.

Checked Front Tire Pressure, Both Front And Rear And All Are Same But Car Pulls To Right. Any Suggestions?