The Dow Jones closed up for the third consecutive session on Thursday, adding 239.66 points (3.36%) to 7,170.06 (3.36%).
London markets were mixed as the afternoon progressed, with the FTSE100 down just 2.35 points (0.06%) to 3,712.88 shortly before 3pm.
Markets opened down after a huge rally on Tuesday, with the FTSE100 losing 25.36 points (0.68%) to 3,689.87.
The FTSE 100 stayed in the black this afternoon, despite large losses from insurance and construction companies.
The FTSE 100 edged back into the black this morning after a week of tumultuous trading which saw the index drop sharply.
The FTSE 100's mid-week revival appears to be short-lived as the index fell again in early trading this morning, down 40.49 points, or 1.11%, to 3,605.38 at 8.45am.
The Dow Jones closed lower for the fifth session in a row last night at 6726.02 down 37.27 points (0.55%), its lowest point in 12 years.
The FTSE100 today sank to its lowest point in over 13-years as concerns over the wider economy erased a winter bounce.
The benchmark FTSE 100 took its decline this year beyond 19% as what has become a three-day sell-off continues.
US markets slid in early trading on Monday after AIG announced the largest ever corporate loss of over $60bn.