Investors in the FTSE 100 have taken Washington's decision to go ahead with 10% tariffs on another $200bn of Chinese goods in their stride.
The latest US duties spared smart watches and other consumer products, but US President Donald Trump said there would be duties on more products if China took retaliatory action.
"Indeed, the actual range of goods hit with tariffs was less than feared," said Neil Wilson, an analyst at Markets.com.
The FTSE closed down 0.03% at 7300.23.
The FTSE 100 has started the day lower, down 17 points at 7,284.
Among shares on the move in London is insurer Jardine Lloyd Thompson. Its shares jumped 32% after a takeover offer from Marksh & McLennan.
Online grocer Ocado is up 1.7% after its trading update.
The FTSE 100 has ended Monday trading down 1.94 points at 7,302.10.
The FTSE 250 is also barely changed, down 1.48 points at 20,374.39.
Stock market trading will begin shortly in the US. But before that, let's check in on the UK.
The FTSE 100 is down 0.25%, or 17.96 points, at 7,289.78
Ladbrokes Coral-owner GVC Holdings leads the blue chip fallers, down 2.9% at £10.00.
Conversely, energy group SSE is top of the risers with its share price up 1.9% at £11.04.
The FTSE 250 is trading 0.16%, or 33.02 points, down at 20,342.85.
Sirius Minerals, the group attempting to mine for potash under the North Yorkshire Moors, is the index's biggest riser, up 4.2% at 28.70p.
The company is buying a 30% stake in Cibra, a Brazilian fertiliser distribution firm. As part of the deal, Cibra has committed to buy product from Sirius Minerals.
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Investec shares have jumped 12%.
The company, which sponsors club rugby in the southern hemisphere, has announced plans to hive off and list its asset management unit.
The Anglo-South African investment bank said "it is now appropriate to demerge and publicly list" the business.
Investec's remaining company will be made up of its specialist banking and wealth & investment businesses.
The FTSE 100 has made healthy gains in the early going.
The index is up 27 points at 7,308.
That's more or less what it lost on Thursday.
UK shares have been losing ground this morning.
The FTSE 100 is down 34 points at 7,278, with retailers weighing on the index.
Marks and Spencer is down almost 3% and Morrisons is 1.6% lower.
Morrisons reported decent results earlier, but investors seem to be a bit gloomy about grocers.
"The question now is where can Morrisons go from here? There remains some intense pressure from discounters, whilst Tesco has lately announced its own discount chain aimed at countering the German upstarts. Further pressure on margins seems inevitable," said Neil Wilson, analyst at Markets.com.
Despite Bob Diamond's comments earlier (see post at 8.14am), RBS is leading the FTSE 100 risers with its share price up 1.72% at 248.9p.
RBS's chairman Sir Howard Davies says that the bank could use £4bn of surplus capital to pay a special one-off dividend to shareholders.
Marks & Spencer is the morning's biggest faller, down 2% at 287.4p.
The wider FTSE 100 is off 0.10% at 7,305.99.
Irish sandwich maker Greencore is the largest gainer on the FTSE 250, up 4.95% at 201.2p.
ContourGlobal, the power generation firm, is off 4.4% at 203.7p.
The FTSE 250 is marginally lower at 20,373.93.
Shares in energy provider SSE have plunged 8% after it warned over profits this year.
But Dunelm is 3% higher after its trading update.
No dramatic moves for the FTSE 100 in early trading. It's up 3 points at 7,277.