Please help! What did the Union Army do to northwestern and central Louisiana after the Red River campaign?

They destroyed towns and plantations and stole property as they retreated.

They were minimally invasive, but inflicted damage on roads and bridges.

They destroyed plantations with fires, but entire towns were left because they hoped to recapture them for later use.

They damaged Louisiana towns and plantations considerably, but private property remained due to Union war policies.

Where did the term “iron curtain” originate? the warsaw pact used the term iron curtain as a code word for communism. in a 1946 speech, british prime minister winston churchill said an iron curtain had fallen across the continent of europe. while visiting western europe in 1946, u.s. president harry truman commented that the mountains there looked like iron curtains. russian general secretary joseph stalin instructed citizens of eastern europe to hang iron curtains over their windows to protect themselves from stray bullets.