Can somebody take a printscreen of a facebook conversation without permission?

[SUN]

Can a person take a printscreen of a facebook conversation without asking for permission from the one with whom he had this conversation ? By the way, this conversation has no private information !
"If you are having a conversation with someone on Facebook or any other social media, that person can take a screen shot of the conversation without asking your permission" Do you mean that my private messages can be shared any place on facebook and considered legal ?
"If you are having a conversation with someone on Facebook or any other social media, that person can take a screen shot of the conversation without asking your permission" Do you mean that my private messages can be shared any place on facebook and considered legal ?
"If you are having a conversation with someone on Facebook or any other social media, that person can take a screen shot of the conversation without asking your permission" Do you mean that my private messages can be shared any place on facebook and considered legal ?
I mean chat history not just ordinary posts or comments