Question: And that is why Danish soldiers are participating in international efforts against terrorism
Please fix the punctuation.
Fixed: [And that is why Danish soldiers are participating in international efforts against terrorism.]

Question: It has not been possible to perform a validation of the model against experimental data since a sufficiently controlled set of data was not found
Please fix the punctuation.
Fixed: [It has not been possible to perform a validation of the model against experimental data since a sufficiently controlled set of data was not found.]

Question: He prevented their general armament pitted the bourgeois battalions against the working mens battalions weeded out the officers hostile to Trochus plan and disbanded under the stigma of cowardice the very same proletarian battalions whose heroism has now astonished their most inveterate enemies
Please fix the punctuation.
Fixed: [He prevented their general armament, pitted the bourgeois battalions against the working men's battalions, weeded out the officers hostile to Trochu's "plan," and disbanded, under the stigma of cowardice, the very same proletarian battalions whose heroism has now astonished their most inveterate enemies.]

Question: He started his career at Reuters and studied at the cole des Hautes tudes dIngnieur in Lille and the University of Leicester
Please fix the punctuation.
Fixed:
[He started his career at Reuters and studied at the ecole des Hautes etudes d'Ingenieur in Lille and the University of Leicester.]