"country strength" is correct and usable in written English.
You can use it to refer to the power or potential of a nation, such as its economic, military, or political might. For example, "The country strength of the United States has been the cornerstone of its success in international diplomacy."
The sculptured muscles that serve as body armor and give Jones what his friend Nate Speight calls "the country strength of two bears and three jackals".
"We stand with the ideals that built this country: strength of character; resilience of spirit; and refusal to succumb to the demands of the wretched, in order to satisfy the bloodlust of the weak".
He wrote, Ruf is a strong power hitter who, according to one talent evaluator quoted in Lindy's Sports 2014 baseball preview magazine, possesses "raw country strength" at the plate.
In this paper we study the question of the determinants of the foreign location of technological activities of multinational firms (MNFs): do they locate their knowledge activities as a consequence of their home country advantages or according to host country strengths?
This paper provides an empirical investigation of the national determinants of outbound international patenting, particularly focusing on the roles of trade-related influences and the destination countries' strength of intellectual property protection.
"Alex is a hard act to follow but I am determined to lead the SNP – and the country – from strength to strength".
China trades more goods in a week with India than Britain does in a month.This lopsided relationship reflects both countries' strengths and flaws.
After 9/11, in that time of grief and shock, we wanted to remind folks of our country's strength through the strength of our family farmers -- the backbone of this nation.
If the results of these analyses were, in fact, comparable across countries, in most countries the strength of the relationships between school effectiveness variables and student achievement should be relatively weak after controlling for student home background.
For some reason, each country's strength has become invisible to itself.
"Does such an extravagant Games necessarily demonstrate our country's strength and prosperity?" he wrote.
