dawn

1 - There is no question that war has been a common feature of the human experience ever since the dawn of civilization.

2 - Astronomers have seen the furthest back in time ever, measuring light from a star that exploded 13 billion years ago, just after the dawn of the universe.

3 - Ethanol, despite the drawback of a dearth of commercial outlets, heralds a new dawn for the energy market.

4 - Farmers in Egypt planted their crops each year when certain stars first became visible before dawn.

5 - Two young students were terrified when two men broke into their flat before dawn and robbed and threatened them.