Can I block messages from members in a certain country?

No, currently the app does not let you block messages from specific countries. Alternatively, you can follow the instructions below to block all strangers (non-contacts): 1) Go to the "Me" tab to view your profile 2) Go to "Settings" by tapping the gear icon in the upper-right corner 3) Go to the "Chat Settings" page 4) Toggle on “Block Unknown Chat"