The ranking is updated annually, with 136 countries in this year's list.

The finalized Global Firepower ranking relies on over 55 individual factors to determine a given nation's PowerIndex score.

Read alsoUkraine unveils new Hrim-2 short-range ballistic missile (Photos, video)Closest to Ukraine in the ranking is Greece (28) and the Czech Republic (30).

The United States has earned the top score, while Russia is a traditional runner-up followed by China.