Complete the following sentence: On March 4, 1845, Lee was promoted to 1st lieutenant. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ <unk> <unk> <unk>
Palo Alto and Resaca de la Palma, he commanded a company of the regiment, serving alongside 1st Lieutenant James Longstreet. <unk> <unk> <unk> <unk>