It would depend on what aspect you are referring to and who you ask.
A mixed economy
The 1950's are recalled as a decade of conservatism.
The spelling "characterised" is the UK spelling. The US is characterized.
Open areas characterized by dry grasslands
non-interventionism
The US economy is characterized by many freedoms and is often called a mixed economy.
ConservitAtives
The US, in its history was imperialistic. They annexed many lands into their "empire" (although the US government is not an empire). A few examples are Panama, Hawaii, Cuba, and the Philippines.
In the US, computer code is broadly characterized as a literary work, and as such can be protected by copyright.
The North
It helps uphold the spirit of godliness which is characterized by acts of kindness, forgiveness, and love
the great depression was characterized by