freeciv-client-gtk software package provides Civilization turn based strategy game (GTK+ client), you can install in your Debian 7 (Wheezy) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install freeciv-client-gtk
freeciv-client-gtk is installed in your system.
Make ensure the freeciv-client-gtk package were installed using the commands given below,
$ sudo dpkg-query -l | grep freeciv-client-gtk *
You will get with freeciv-client-gtk package name, version, architecture and description in a table
| Distro | Debian 7 wheezy |
| Section | Games |
| Package | freeciv-client-gtk |
| Version | 2.3.2-1+deb7u1 |
| Description | Civilization turn based strategy game (GTK+ client) |
| Sub Section | Games |