washington u.s. president donald trump show little patience dissent trait likely test new national security adviser army lieutenant general h.r mcmaster mcmaster join white house staff view russia counterterrorism strengthen military major security issue diverge trump loyalists also president express military intellectual whose ideas shape experience emotion practice politics intellect impulse may also find political terrain may alien perhaps hostile sand cities afghanistan iraq mcmaster alone however prominent administration ally include defense secretary jim mattis marine general joseph dunford chairman joint chiefs staff senator john mccain chairman senate arm service committee well many soldier serve white house press secretary sean spic say tuesday trump tell mcmaster get full authority structure national security team way want trump however already take unusual step add steve bannon chief strategic adviser know right-wing ideological view white house national security council real potential flashpoints people steve bannon bring administration ... people see things ideologically say andrew exum former army officer defense department mideast policy official mcmaster friend decade trump early missteps immigration issue strengthen leverage available h.r mcmaster also defense secretary mattis secretary state rex tillerson potentially exum say one first test mcmaster influence administration review u.s. policy syria broadly islamic militancy review result due early next week pentagon officials say tuesday bannon say last june unite state european ally fight global existential war islam mcmaster approach defeat sunni muslim militants nuanced rest largely separate extremists vast majority local population.as commander army 3rd armor cavalry regiment then-colonel mcmaster prepare troopers retake city tal afar iraqi-syrian border 2005 dress traditional arab dishdashas recruit arab-americans play part locals teach troop determine household sunni shiite look picture hang walls.mcmaster order soldier never call iraqis encounter hajjis many americans use derogatory term muslim pilgrimage mecca write journal military review warn emphasize force trump do vow bomb islamic state oblivion could backfire iraq inadequate understand tribal ethnic religious drivers conflict ... sometimes lead military operations raid suspect enemy network exacerbate fear offend sense honor populations ways strengthen insurgency write say mcmaster shaved-headed intellectual hesitant use force twenty-one troopers kill action tal afar one unit suffer 40 percent casualties second early test mcmaster russia policy unlike predecessor michael flynn trump mcmaster regard moscow adversary rather potential partner.last may center strategic international study think tank mcmaster cite russia annexation crimea support rebel eastern ukraine evidence broad effort collapse post-world war two certainly post-cold war security economic political order europe replace order something sympathetic russian interest third area mcmaster think differ president rhetoric size shape u.s. military trump promise add tens thousands soldier expand navy 350 ship 282 provide air force 1,200 fighter aircraft need accord campaign website.in scholarly 2015 military review article 39 footnote include one cite greek historian thucydides account peloponnesian war mcmaster argue promise victory deliver rapidly stand-off range base even good surveillance intelligence information precision strike capabilities fallacy confuse target enemy organizations strategy question whether mcmaster view sufficient force alter course u.s. policy set president close aid real challenge go confront think challenge strategy global responsibilities world superpower say john nagl retire army colonel help rewrite u.s. counterinsurgency doctrine iraq afghanistan war know deal things nagl continue challenge go confront moral deal administration always clear support american value whatever odds mcmaster take job simply commander-in-chief could order ignore history doom repeat say ignore doom watch trump 's new security advisor differ russia key issue