-1471 DR

* The Netherese enclave of Thultanthar, the City of Shade, is founded. It is a centre of study of the planes. The enclave quickly gains an ill reputation as it is entirely and constantly bathed in magical darkness.
* The invisibility sphere spell is invented by Netherese arcanist Pockall with the name Pockall's wide invisibility.>
==Appendix==
===References===
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