Global trends tend to make headlines, and this makes them both difficult to ignore and easy to worry about if there’s a chance they could directly affect your personal finances.

Shifting investment strategy into clean energy and new supply sources, the rapid rise of AI, geopolitical tensions, and persistent economic issues such as national debt and inflation could all potentially affect your investment portfolio.

However, headlines are designed to attract attention and clicks. Taking a long-term approach to your finances, with the view that short-term fluctuations will happen, is almost always the best approach.

Read on to understand more about five global trends that could affect your investment portfolio.

1. AI remains a key driver of economic growth

It’s hard to ignore the consistent and significant rise of AI, which is continuing to be used in a range of applications across almost every industry.

There’s no sign of this march abating, either. According to Forbes, worldwide spending on AI is forecast to reach $2.52 trillion in 2026, a 44% year-on-year increase. By 2030, research predicts, almost all IT spending will be on AI.

Your own portfolio will very likely already be embracing some AI investment, but in a diversified way which encompasses a wide range of sectors.

You don’t need to be jumping on every new announcement or investing in every new technology, as this is a more high-risk, short-term strategy.

Allow your portfolio to do the work, steadily and gradually taking in new AI technologies, which could be much more beneficial to your long-term wealth.

2. US dominance could be waning

Since the end of the second world war, the US has been the dominant player in the global financial markets. The US dollar was the anchor for other currencies, creating a stable and predictable worldwide system. Plus, it had the world’s safest and most transparent markets, acting as a safe haven for investors in times of financial crisis.

These glory days are starting to fade, however, with American dominance now waning.

President Trump’s trade tariffs sparked investor fears in 2025, and these have been consolidated by geopolitical tensions in which the US is involved. Rising debt and the fears of a bursting AI bubble have further spooked investors into shifting away from US markets.

In fact, according to MSCI, 61% of wealth investors are looking to increase allocations to non-US developed markets, in a clear sign of a downward turn for US global financial dominance.

3. Investment in green energy continues to grow

The continued conflict in the Middle East is prompting a rethink in energy strategies, as concerns over energy security and trade flow remain.

This means a greater focus on diversified trade routes and, in some cases, looking inward at how to source energy domestically.

According to IEA, around $2.2 trillion is expected to be invested in grids, storage, low-emissions fuels, nuclear, renewables, efficiency, and electrification in 2026.

Investment in renewable power projects is expected to reach up to $665 billion, with $365 billion of this going towards solar projects.

For your portfolio, this could mean an increase in investment in the clean energy markets. Continued unrest could result in some periods of volatility, but the shift in energy investment trends is likely to continue.

4. Government debt is becoming a bigger market concern

According to the OECD Global Debt Report 2026, government and corporate borrowing is expected to reach $29 trillion in 2026. This is 17% higher than borrowing in the previous year and double the amount from 10 years ago.

This could affect your investments for several reasons. The government will issue more bonds, which could lead to higher returns – good news for investors.

However, if the markets are unsure that countries can effectively manage their debt, this can lead to volatility.

5. Geopolitical tensions continue to influence markets

The continuing conflict in Iran in particular has been a key factor influencing markets in 2026, due to its pivotal role in energy supply and production. Energy supply concerns often lead to the markets pushing prices up, which in turn can have a knock-on effect across the global economy.

These can include higher operating and transport costs for businesses and increased bills for households.

Uncertainty can often create market volatility, but these events are nothing new. Markets have navigated similar events many times and come through the other side. It is often better for investors to focus on their long-term finances and avoid a knee-jerk reaction of cashing in investments in times of volatility.

Nobody can predict how this geopolitical uncertainty will play itself out.

Rather than trying to achieve the impossible, turn your attentions inwards and make sure your financial plan fits well with your own long-term objectives.

Get in touch

A well-diversified portfolio and regular reviews with your financial planner can help to make sure that your investment strategy is still on a successful course.

Ardent can help you manage your investments by taking a long-term approach and shutting out the global noise.

Please contact us at hello@ardentuk.com or call or WhatsApp us on 01904 655 330. As an award-winning financial advice company with advisers included in the 2025 VouchedFor Top Rated guide, we can assure you that we’re a bona fide company providing excellent advice and high-quality service.

Please note

This article is for general information only and does not constitute advice. The information is aimed at individuals only.

All information is correct at the time of writing and is subject to change in the future.

The value of your investments (and any income from them) can go down as well as up and you may not get back the full amount you invested. Past performance is not a reliable indicator of future performance.

Investments should be considered over the longer term and should fit in with your overall attitude to risk and financial circumstances.