Other efforts to open the country to foreign investment have failed, the sanctions again being the main roadblock.

While they had their share of antagonists speckled throughout their romance, the main roadblock always keeping them apart were their own equally stubborn and fierce personalities.

The main roadblock to Senate passage of the House plan was a provision that would allow religious groups to hire members of their own faith and disregard antidiscrimination laws.

Mr. Veilleux said that the main roadblock with liquid crystal displays is that even a small shift in viewing angle can change the appearance of on-screen color.

The main roadblock seems to be Harrison Goldin, New York City's Comptroller.

About two dozen neighbors gathered near the main roadblock this afternoon to protest the presence of Federal agents.

The main roadblock to enhancing the State Department's stabilization and reconstruction capacity has been resources.

One of the main roadblocks to interplanetary travel is the risk of cancer caused by radiation exposure.

"If you were to terminate the program forever, you would remove one of the main roadblocks to drug cultivation in Peru."

What was the role of polygamy as a main roadblock in Utah's struggle for statehood?