Table 1.

Required data and research questions.

Required data	Questions
The possibility of war between Romania and the Russian Federation in the near future	Have people who believe in a potential war between Romania and the Russian Federation in the near future developed such a fear as a result of Romania's NATO membership and the presence of foreign troops on Romanian territory?
The belief that the Russian Federation has planned to invade Romania or another NATO member state	Do people who believe in the imminent war of between the Russian Federation and Romania have lower indices of the quality of life compared to people who do not believe that?
The belief that the President of the Russian Federation, Vladimir Putin, will start a nuclear war against NATO member states (including Romania)
The degree of the population's perception of their personal security, as a result of Romania being a NATO member state	Do people who have a high degree of trust in NATO have better indices of the quality of life than people who have a low degree of trust?
The degree of the population's perception of Romania's security, as a result of the presence of NATO's military capabilities on its territory
The degree of the population's perception of NATO member states' intervention in case of an attack by the Russian Federation on Romania