Between 1874 and 1881, how many forts are built around Paris

Between 1874 and 1881, how many forts are built around Paris
18
12 92.3%
38
1 7.7%
5
0 0%
1
0 0%
Number of Voters: 13
First Vote: Monday, 29 September 2008 00:02
Last Vote: Sunday, 02 November 2008 15:20