Professional historians began Process_start to do significant study Research on the confederacy in 1941 , and it was mentioned Communication in academic writings as late as 2009 .

They had great incentive to claim Statement they did , owing to the laws of Spain at this time , but critical analysis of their personal writings suggest Statement Motecuhzoma was not taken captive Conquering until a much later date .

In writings from the 1970s , Martin van Creveld , John Keegan , Hew Strachan and others , studied Education_teaching the practical aspects of an invasion of France through Belgium and Luxembourg .

Inferences that Schlieffen 's war planning was solely offensive were found Know to have been made by extrapolating his writings and speeches on tactics into grand strategy .