1) March 2) March back along the same way 3) Marching 
• (n.) A change of measures; alteration of conduct. • (n.) A marching back; retrocession. • (v. i.) To march back, or to march in reversed order. • (n.) An evolution by which a body of troops change front or reverse the direction of march while retaining the same men in the front rank; also, a movement by which the rear rank bec...
Coun'ter·march` noun 1. A marching back; retrocession. 2. (Mil.) An evolution by which a body of troops change front or reverse the direction of march while retaining the same men in the front rank; also, a movement by which the rear rank becomes the front one, either with or wit...Coun`ter·march' intransitive verb [ imperfect & past participle Countermarched (-m?rcht'); present participle & verbal noun Countermarching .] (Mil.) To march back, or to march in reversed order. « The two armies marched an...
[v] - march back along the same way 2. [v] - change the order of soldiers during a march
noun (military) a march in the reverse direction or back along the same route
a march back over the same ground. · a complete reversal of conduct or measures.