With the deployment of warships this week, peace advocates fear Trump may be enacting his long-stated goal of invading Venezuela to carry out "regime change." CodePink says his "aggressive policies seek to extend US dominance in Latin America, no matter the human cost."
You may be thinking of Lincoln suspending the writ of habeas corpus during the Civil War?
Constitution, Article 1, Section 9, Clause 2:
Lincoln signed off on a law saying that the President could suspend the right under the same conditions.
Possibly, I can’t remember. It’s possible my brain is making stuff up.