No, he didn't. He was addressing the U.N. about military technology, warfare, and nuclear weapons. The Catechism (2265) specifically states defense is not only a right but a grave duty and unjust aggressors can be rendered unable to cause harm. Those who legitimately hold authority have the right to use arms to repel aggressors.
1 Timothy 2:1-5. Christians are to pray for one another. Intercessory prayers offered by Christians on behalf of others is something “good and pleasing to God.” Don't you ask your friends and family to pray for you?
The dress code is for everyone, not just women. My church has a dress code, too - for everyone.
No. He wasn't talking about the 2A. He was addressing the U.N. about military technology, warfare, and nuclear weapons.