The Guibord case (see below) and the events of 1869 to 1874 marked the final decline of the Institut, and in 1871 the Institut closed its debating room, and in 1880 closed its library.
The Guibord case (see below) marked the final decline of the Institut. The events of 1869 to 1874 marked the final decline of the Institut. The Institut closed its debating room. This was in 1871. The Institut in 1880 closed its library. This was in 1871.