Barack Obama has spoken repeatedly of Lincoln's influence in making it possible for the country to have its first African-American president.

VOA: special.2009.02.09

But improved treatments to ease the effects of the disease make it possible for many patients to live almost normal lives.

VOA: special.2009.04.07

Now,the University of Southern California researchers say their work may make it possible for doctors to heal cleft palate before birth.

VOA: special.2009.12.22

Marian Anderson's presence made it possible for other black singers to become opera singers in the United States.

VOA: special.2009.01.25

Radio,television and newspaper reporters made it possible for millions of people to share the excitement of the flight.

VOA: special.2009.06.17

And it increased the military strength of the Union by making it possible for free blacks to serve in the northern army.

VOA: special.2009.02.09

In nineteen-thirty-three, he developed protective clothing that made it possible for him to fly very high.

VOA: special.2011.04.06

This made it possible for the Indians to buy food and other things from white traders.

VOA: special.2010.04.01

However,he says they will make it possible for patients to simply think of the action they wish to perform and do it with prosthetics.

VOA: special.2009.03.10

This balanced system makes it possible for plants, animals and people to survive on Earth.

VOA: special.2010.01.19

That has made it possible for the Park Service to hire three thousand seasonal workers.

VOA: special.2009.09.28

The printing press made it possible for almost anyone to buy a book.

VOA: special.2011.01.12

Money from these books made it possible for him to travel to Europe.

VOA: special.2010.01.03

That makes it possible for them to visit more patients each day.

VOA: special.2009.11.16