This property describes the spatial location of an instance of E4 Period. The related E53 Place should be seen as an approximation of the geographical area within which the phenomena that characterise the period in question occurred. P7 took place at (witnessed) does not convey any meaning other than spatial positioning (generally on the surface of the earth). For example the period “Révolution française” can be said to have taken place in “France” the “Victorian” period may be said to have taken place in “Britain” and its colonies as well as other parts of Europe and north America. A period can take place at multiple locations.
the period “Révolution française” (E4) took place at France (E53)