Relations between the two Koreas have deteriorated steadily since the Cheonan, a South Korean naval vessel in the Yellow Sea, exploded a month ago, killing 46 crew members.

VOA: standard.2010.05.26

They began mass protests in the city a month ago.

VOA: standard.2010.04.12

"I was just in Sri Lanka last week and in Indonesia about a month ago talking to people who had lost family members and the loss,the sorrow, the irreplaceable loved one is still felt.

VOA: standard.2009.12.26

But four years ago this month a jury cleared him of all charges.

VOA: special.2009.06.27

Google.cn launched four years ago this month.

VOA: special.2010.01.15

Keith faced some personal problems a few years ago that included a three-month stint in rehab.

VOA: standard.2009.04.19