British Campaigns of <a href="https://en.wikipedia.org/wiki/Gnaeus_Julius_Agricola" class="extiw" title="w:Gnaeus Julius Agricola">Agricola</a>, 78 – 84
myself
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<a href="https://en.wikipedia.org/wiki/Tacitus" class="extiw" title="w:Tacitus">Tacitus</a>' <i>The Agricola</i>, along with the many published historical discussions of the campaigns, particularly <a href="https://en.wikipedia.org/wiki/Barry_Cunliffe" class="extiw" title="w:Barry Cunliffe">Cunliffe</a>'s <i>Iron Age Britain</i>