While on leave from Rhodes, from May 2011–13 he was the Senior Transatlantic Fellow and the founding Director of the Warsaw branch office of the German Marshall Fund of the United States.

[13] Michta has explored the implications of NATO's institutional effort to use its enlargement process as a means to advance civil-military reform in Eastern Europe.

Michta argues that NATO's requirement that all new members must meet specific goals of democratic civilian control over its military was especially successful in reforming Poland, Hungary and the Czech Republic.

He concludes that these three new NATO members have made dramatic efforts to depoliticize their military, in contrast to the political control during the communist era.

This includes work critical of cancel culture[15] as well as work attributing left-wing civil unrest in the United States to ideas passed down by political elites "unmoored from the fundamentals of this nation’s founding and its traditional commitment to building a decent society.

"[16] Michta has also been critical of what he perceives as an open immigration policy in the EU, arguing that the rise of neo-nationalism in Europe since 2015 exists as a popular "anti-establishment rebellion" against politicians' refusal to significantly restrict the intake of migrants and refugees.