Here via Business Insider Australia we share an email General Mattis wrote in 2003 on the importance of reading (note: copies of the same email are provided by multiple online sources).

Watch this time lapse video 'World Battleground: 1000 years of war in 5 minutes' by Kolomaire via YouTube.

This article titled ‘Strategy, Theory and History’ by Dr Christian Tripodi via Defence-in-Depth, discusses how a particular experience changed his approach. He moved from not wanting to be labeled as a military historian for fear of producing unoriginal and derivative work, to embracing the label.

This paper, based on a presentation by Sir Michael Howard, forms part of the Shedden Papers at the Centre for Defence and Strategic Studies. It conveys concepts central to the study of military history, and military strategy, and also pays tribute to broader concepts such as the manner and purpose of scholarly inquiry.

This lesson plan by Sally Graham uses case studies from the fall of Singapore and Battles of Gaza to acknowledge that while defeat is the antithesis of an Army's purpose, there is surprising value to be had in discussing defeats and contextualising their significance.

A team at the Centre for the Study of Armed Conflict and Society, from the University of New South Wales have developed a website called 'Australia's Vietnam War' which presents available data, including the official war diaries from the conflict in a visual or graphic form.

The ‘Australian Army History Series’ provided by the Cambridge University Press is focused on the history of the Army, its people and its role in the development of the nation.

This article by Theo Farrell via the Journal of Strategic Studies asks the question ‘how do militaries improve operational performance in war?’

This article titled ‘Military Learning and Competing Theories of Change’ by Janine Davidson via the University of Michigan Press suggests that militaries have a difficult time innovating. It applies modern concepts of organisational theory and organisational change to address the ‘catalyst for change’ question – do militaries change on their own?

This episode from the Dead Prussian Podcast Series features Karl James, a senior historian at the Australian War Memorial and editor of Kokoda: Beyond the Legend. During the podcast, Karl covers the legend and reality of Kokoda as well as its significance to Australia.